20007557008

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{33796549}}^1$

素因数の和:33796594

約数の個数: 20

約数和(自身を含む): 39812335900

約数和(自身を除く): 19804778892

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 33796549, 67593098, 135186196, 270372392, 540744784, 1250472313, 2500944626, 5001889252, 10003778504, 20007557008]

約数ペア:

[(1, 20007557008), (2, 10003778504), (4, 5001889252), (8, 2500944626), (16, 1250472313), (37, 540744784), (74, 270372392), (148, 135186196), (296, 67593098), (592, 33796549)]