2097915220

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{800731}}^1$

素因数の和:800871

約数の個数: 24

約数和(自身を含む): 4439258208

約数和(自身を除く): 2341342988

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 800731, 1601462, 3202924, 4003655, 8007310, 16014620, 104895761, 209791522, 419583044, 524478805, 1048957610, 2097915220]

約数ペア:

[(1, 2097915220), (2, 1048957610), (4, 524478805), (5, 419583044), (10, 209791522), (20, 104895761), (131, 16014620), (262, 8007310), (524, 4003655), (655, 3202924), (1310, 1601462), (2620, 800731)]