20221424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 41187840

約数和(自身を除く): 20966416

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 691, 944, 1382, 1829, 2764, 3658, 5528, 7316, 11056, 14632, 21421, 29264, 40769, 42842, 81538, 85684, 163076, 171368, 326152, 342736, 652304, 1263839, 2527678, 5055356, 10110712, 20221424]

約数ペア:

[(1, 20221424), (2, 10110712), (4, 5055356), (8, 2527678), (16, 1263839), (31, 652304), (59, 342736), (62, 326152), (118, 171368), (124, 163076), (236, 85684), (248, 81538), (472, 42842), (496, 40769), (691, 29264), (944, 21421), (1382, 14632), (1829, 11056), (2764, 7316), (3658, 5528)]