20107790725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3848381}}^1$

素因数の和:3848421

約数の個数: 24

約数和(自身を含む): 28631962080

約数和(自身を除く): 8524171355

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 3848381, 19241905, 42332191, 73119239, 96209525, 211660955, 365596195, 804311629, 1058304775, 1827980975, 4021558145, 20107790725]

約数ペア:

[(1, 20107790725), (5, 4021558145), (11, 1827980975), (19, 1058304775), (25, 804311629), (55, 365596195), (95, 211660955), (209, 96209525), (275, 73119239), (475, 42332191), (1045, 19241905), (5225, 3848381)]