20191777203

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1\times {\mathrm{20389}}^1$

素因数の和:20851

約数の個数: 32

約数和(自身を含む): 29505145600

約数和(自身を除く): 9313368397

約数列:

[1, 3, 13, 39, 67, 201, 379, 871, 1137, 2613, 4927, 14781, 20389, 25393, 61167, 76179, 265057, 330109, 795171, 990327, 1366063, 4098189, 7727431, 17758819, 23182293, 53276457, 100456603, 301369809, 517737877, 1553213631, 6730592401, 20191777203]

約数ペア:

[(1, 20191777203), (3, 6730592401), (13, 1553213631), (39, 517737877), (67, 301369809), (201, 100456603), (379, 53276457), (871, 23182293), (1137, 17758819), (2613, 7727431), (4927, 4098189), (14781, 1366063), (20389, 990327), (25393, 795171), (61167, 330109), (76179, 265057)]