18640908

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 60963840

約数和(自身を除く): 42322932

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 17, 18, 22, 26, 27, 33, 34, 36, 39, 44, 51, 52, 54, 66, 68, 71, 78, 99, 102, 108, 117, 132, 142, 143, 153, 156, 187, 198, 204, 213, 221, 234, 284, 286, 297, 306, 351, 374, 396, 426, 429, 442, 459, 468, 561, 572, 594, 612, 639, 663, 702, 748, 781, 852, 858, 884, 918, 923, 1122, 1188, 1207, 1278, 1287, 1326, 1404, 1562, 1683, 1716, 1836, 1846, 1917, 1989, 2244, 2343, 2414, 2431, 2556, 2574, 2652, 2769, 3124, 3366, 3621, 3692, 3834, 3861, 3978, 4686, 4828, 4862, 5049, 5148, 5538, 5967, 6732, 7029, 7242, 7293, 7668, 7722, 7956, 8307, 9372, 9724, 10098, 10153, 10863, 11076, 11934, 13277, 14058, 14484, 14586, 15444, 15691, 16614, 20196, 20306, 21087, 21726, 21879, 23868, 24921, 26554, 28116, 29172, 30459, 31382, 32589, 33228, 39831, 40612, 42174, 43452, 43758, 47073, 49842, 53108, 60918, 62764, 65178, 65637, 79662, 84348, 87516, 91377, 94146, 99684, 119493, 121836, 130356, 131274, 141219, 159324, 172601, 182754, 188292, 238986, 262548, 274131, 282438, 345202, 358479, 365508, 423657, 477972, 517803, 548262, 564876, 690404, 716958, 847314, 1035606, 1096524, 1433916, 1553409, 1694628, 2071212, 3106818, 4660227, 6213636, 9320454, 18640908]

約数ペア:

[(1, 18640908), (2, 9320454), (3, 6213636), (4, 4660227), (6, 3106818), (9, 2071212), (11, 1694628), (12, 1553409), (13, 1433916), (17, 1096524), (18, 1035606), (22, 847314), (26, 716958), (27, 690404), (33, 564876), (34, 548262), (36, 517803), (39, 477972), (44, 423657), (51, 365508), (52, 358479), (54, 345202), (66, 282438), (68, 274131), (71, 262548), (78, 238986), (99, 188292), (102, 182754), (108, 172601), (117, 159324), (132, 141219), (142, 131274), (143, 130356), (153, 121836), (156, 119493), (187, 99684), (198, 94146), (204, 91377), (213, 87516), (221, 84348), (234, 79662), (284, 65637), (286, 65178), (297, 62764), (306, 60918), (351, 53108), (374, 49842), (396, 47073), (426, 43758), (429, 43452), (442, 42174), (459, 40612), (468, 39831), (561, 33228), (572, 32589), (594, 31382), (612, 30459), (639, 29172), (663, 28116), (702, 26554), (748, 24921), (781, 23868), (852, 21879), (858, 21726), (884, 21087), (918, 20306), (923, 20196), (1122, 16614), (1188, 15691), (1207, 15444), (1278, 14586), (1287, 14484), (1326, 14058), (1404, 13277), (1562, 11934), (1683, 11076), (1716, 10863), (1836, 10153), (1846, 10098), (1917, 9724), (1989, 9372), (2244, 8307), (2343, 7956), (2414, 7722), (2431, 7668), (2556, 7293), (2574, 7242), (2652, 7029), (2769, 6732), (3124, 5967), (3366, 5538), (3621, 5148), (3692, 5049), (3834, 4862), (3861, 4828), (3978, 4686)]