18213156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{38917}}^1$

素因数の和:38940

約数の個数: 36

約数和(自身を含む): 49581532

約数和(自身を除く): 31368376

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 38917, 77834, 116751, 155668, 233502, 350253, 467004, 505921, 700506, 1011842, 1401012, 1517763, 2023684, 3035526, 4553289, 6071052, 9106578, 18213156]

約数ペア:

[(1, 18213156), (2, 9106578), (3, 6071052), (4, 4553289), (6, 3035526), (9, 2023684), (12, 1517763), (13, 1401012), (18, 1011842), (26, 700506), (36, 505921), (39, 467004), (52, 350253), (78, 233502), (117, 155668), (156, 116751), (234, 77834), (468, 38917)]