20551474190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4253}}^1\times {\mathrm{37171}}^1$

素因数の和:41444

約数の個数: 32

約数和(自身を含む): 39848681376

約数和(自身を除く): 19297207186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4253, 8506, 21265, 37171, 42530, 55289, 74342, 110578, 185855, 276445, 371710, 483223, 552890, 966446, 2416115, 4832230, 158088263, 316176526, 790441315, 1580882630, 2055147419, 4110294838, 10275737095, 20551474190]

約数ペア:

[(1, 20551474190), (2, 10275737095), (5, 4110294838), (10, 2055147419), (13, 1580882630), (26, 790441315), (65, 316176526), (130, 158088263), (4253, 4832230), (8506, 2416115), (21265, 966446), (37171, 552890), (42530, 483223), (55289, 371710), (74342, 276445), (110578, 185855)]