19420116

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 46986240

約数和(自身を除く): 27566124

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 191, 222, 229, 382, 444, 458, 573, 687, 764, 916, 1146, 1374, 2292, 2748, 7067, 8473, 14134, 16946, 21201, 25419, 28268, 33892, 42402, 43739, 50838, 84804, 87478, 101676, 131217, 174956, 262434, 524868, 1618343, 3236686, 4855029, 6473372, 9710058, 19420116]

約数ペア:

[(1, 19420116), (2, 9710058), (3, 6473372), (4, 4855029), (6, 3236686), (12, 1618343), (37, 524868), (74, 262434), (111, 174956), (148, 131217), (191, 101676), (222, 87478), (229, 84804), (382, 50838), (444, 43739), (458, 42402), (573, 33892), (687, 28268), (764, 25419), (916, 21201), (1146, 16946), (1374, 14134), (2292, 8473), (2748, 7067)]