19790628

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 57200640

約数和(自身を除く): 37410012

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 132, 143, 156, 209, 228, 247, 286, 418, 429, 494, 572, 607, 627, 741, 836, 858, 988, 1214, 1254, 1482, 1716, 1821, 2428, 2508, 2717, 2964, 3642, 5434, 6677, 7284, 7891, 8151, 10868, 11533, 13354, 15782, 16302, 20031, 23066, 23673, 26708, 31564, 32604, 34599, 40062, 46132, 47346, 69198, 80124, 86801, 94692, 126863, 138396, 149929, 173602, 253726, 260403, 299858, 347204, 380589, 449787, 507452, 520806, 599716, 761178, 899574, 1041612, 1522356, 1649219, 1799148, 3298438, 4947657, 6596876, 9895314, 19790628]

約数ペア:

[(1, 19790628), (2, 9895314), (3, 6596876), (4, 4947657), (6, 3298438), (11, 1799148), (12, 1649219), (13, 1522356), (19, 1041612), (22, 899574), (26, 761178), (33, 599716), (38, 520806), (39, 507452), (44, 449787), (52, 380589), (57, 347204), (66, 299858), (76, 260403), (78, 253726), (114, 173602), (132, 149929), (143, 138396), (156, 126863), (209, 94692), (228, 86801), (247, 80124), (286, 69198), (418, 47346), (429, 46132), (494, 40062), (572, 34599), (607, 32604), (627, 31564), (741, 26708), (836, 23673), (858, 23066), (988, 20031), (1214, 16302), (1254, 15782), (1482, 13354), (1716, 11533), (1821, 10868), (2428, 8151), (2508, 7891), (2717, 7284), (2964, 6677), (3642, 5434)]