20939105458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5349797}}^1$

素因数の和:5349921

約数の個数: 16

約数和(自身を含む): 33382739520

約数和(自身を除く): 12443634062

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 5349797, 10699594, 101646143, 203292286, 551029091, 1102058182, 10469552729, 20939105458]

約数ペア:

[(1, 20939105458), (2, 10469552729), (19, 1102058182), (38, 551029091), (103, 203292286), (206, 101646143), (1957, 10699594), (3914, 5349797)]