18820836

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 53192048

約数和(自身を除く): 34371212

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 67, 68, 81, 102, 108, 134, 153, 162, 201, 204, 243, 268, 289, 306, 324, 402, 459, 486, 578, 603, 612, 804, 867, 918, 972, 1139, 1156, 1206, 1377, 1734, 1809, 1836, 2278, 2412, 2601, 2754, 3417, 3468, 3618, 4131, 4556, 5202, 5427, 5508, 6834, 7236, 7803, 8262, 10251, 10404, 10854, 13668, 15606, 16281, 16524, 19363, 20502, 21708, 23409, 30753, 31212, 32562, 38726, 41004, 46818, 58089, 61506, 65124, 70227, 77452, 92259, 93636, 116178, 123012, 140454, 174267, 184518, 232356, 276777, 280908, 348534, 369036, 522801, 553554, 697068, 1045602, 1107108, 1568403, 2091204, 3136806, 4705209, 6273612, 9410418, 18820836]

約数ペア:

[(1, 18820836), (2, 9410418), (3, 6273612), (4, 4705209), (6, 3136806), (9, 2091204), (12, 1568403), (17, 1107108), (18, 1045602), (27, 697068), (34, 553554), (36, 522801), (51, 369036), (54, 348534), (67, 280908), (68, 276777), (81, 232356), (102, 184518), (108, 174267), (134, 140454), (153, 123012), (162, 116178), (201, 93636), (204, 92259), (243, 77452), (268, 70227), (289, 65124), (306, 61506), (324, 58089), (402, 46818), (459, 41004), (486, 38726), (578, 32562), (603, 31212), (612, 30753), (804, 23409), (867, 21708), (918, 20502), (972, 19363), (1139, 16524), (1156, 16281), (1206, 15606), (1377, 13668), (1734, 10854), (1809, 10404), (1836, 10251), (2278, 8262), (2412, 7803), (2601, 7236), (2754, 6834), (3417, 5508), (3468, 5427), (3618, 5202), (4131, 4556)]