20177688

素因数分解:

$2^3\times 3^1\times {\mathrm{421}}^1\times {\mathrm{1997}}^1$

素因数の和:2427

約数の個数: 32

約数和(自身を含む): 50589360

約数和(自身を除く): 30411672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 421, 842, 1263, 1684, 1997, 2526, 3368, 3994, 5052, 5991, 7988, 10104, 11982, 15976, 23964, 47928, 840737, 1681474, 2522211, 3362948, 5044422, 6725896, 10088844, 20177688]

約数ペア:

[(1, 20177688), (2, 10088844), (3, 6725896), (4, 5044422), (6, 3362948), (8, 2522211), (12, 1681474), (24, 840737), (421, 47928), (842, 23964), (1263, 15976), (1684, 11982), (1997, 10104), (2526, 7988), (3368, 5991), (3994, 5052)]