20410796

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10267}}^1$

素因数の和:10349

約数の個数: 24

約数和(自身を含む): 41400576

約数和(自身を除く): 20989780

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10267, 20534, 41068, 71869, 143738, 287476, 728957, 1457914, 2915828, 5102699, 10205398, 20410796]

約数ペア:

[(1, 20410796), (2, 10205398), (4, 5102699), (7, 2915828), (14, 1457914), (28, 728957), (71, 287476), (142, 143738), (284, 71869), (497, 41068), (994, 20534), (1988, 10267)]