19958902890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4237559}}^1$

素因数の和:4237726

約数の個数: 32

約数和(自身を含む): 48206482560

約数和(自身を除く): 28247579670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4710, 4237559, 8475118, 12712677, 21187795, 25425354, 42375590, 63563385, 127126770, 665296763, 1330593526, 1995890289, 3326483815, 3991780578, 6652967630, 9979451445, 19958902890]

約数ペア:

[(1, 19958902890), (2, 9979451445), (3, 6652967630), (5, 3991780578), (6, 3326483815), (10, 1995890289), (15, 1330593526), (30, 665296763), (157, 127126770), (314, 63563385), (471, 42375590), (785, 25425354), (942, 21187795), (1570, 12712677), (2355, 8475118), (4710, 4237559)]