2019841356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{21191}}^1$

素因数の和:21271

約数の個数: 72

約数和(自身を含む): 5212214784

約数和(自身を除く): 3192373428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 169, 188, 282, 338, 507, 564, 611, 676, 1014, 1222, 1833, 2028, 2444, 3666, 7332, 7943, 15886, 21191, 23829, 31772, 42382, 47658, 63573, 84764, 95316, 127146, 254292, 275483, 550966, 826449, 995977, 1101932, 1652898, 1991954, 2987931, 3305796, 3581279, 3983908, 5975862, 7162558, 10743837, 11951724, 12947701, 14325116, 21487674, 25895402, 38843103, 42975348, 51790804, 77686206, 155372412, 168320113, 336640226, 504960339, 673280452, 1009920678, 2019841356]

約数ペア:

[(1, 2019841356), (2, 1009920678), (3, 673280452), (4, 504960339), (6, 336640226), (12, 168320113), (13, 155372412), (26, 77686206), (39, 51790804), (47, 42975348), (52, 38843103), (78, 25895402), (94, 21487674), (141, 14325116), (156, 12947701), (169, 11951724), (188, 10743837), (282, 7162558), (338, 5975862), (507, 3983908), (564, 3581279), (611, 3305796), (676, 2987931), (1014, 1991954), (1222, 1652898), (1833, 1101932), (2028, 995977), (2444, 826449), (3666, 550966), (7332, 275483), (7943, 254292), (15886, 127146), (21191, 95316), (23829, 84764), (31772, 63573), (42382, 47658)]