20903871890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190035199}}^1$

素因数の和:190035217

約数の個数: 16

約数和(自身を含む): 41047603200

約数和(自身を除く): 20143731310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190035199, 380070398, 950175995, 1900351990, 2090387189, 4180774378, 10451935945, 20903871890]

約数ペア:

[(1, 20903871890), (2, 10451935945), (5, 4180774378), (10, 2090387189), (11, 1900351990), (22, 950175995), (55, 380070398), (110, 190035199)]