20797492556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1163431}}^1$

素因数の和:1163585

約数の個数: 24

約数和(自身を含む): 37625390880

約数和(自身を除く): 16827898324

約数列:

[1, 2, 4, 41, 82, 109, 164, 218, 436, 4469, 8938, 17876, 1163431, 2326862, 4653724, 47700671, 95401342, 126813979, 190802684, 253627958, 507255916, 5199373139, 10398746278, 20797492556]

約数ペア:

[(1, 20797492556), (2, 10398746278), (4, 5199373139), (41, 507255916), (82, 253627958), (109, 190802684), (164, 126813979), (218, 95401342), (436, 47700671), (4469, 4653724), (8938, 2326862), (17876, 1163431)]