20525456887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{2039}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 23343344640

約数和(自身を除く): 2817887753

約数列:

[1, 13, 23, 131, 257, 299, 1703, 2039, 3013, 3341, 5911, 26507, 33667, 39169, 46897, 76843, 267109, 437671, 524023, 609661, 774341, 3472417, 6143507, 6812299, 10066433, 12052529, 68647013, 79865591, 156682877, 892411169, 1578881299, 20525456887]

約数ペア:

[(1, 20525456887), (13, 1578881299), (23, 892411169), (131, 156682877), (257, 79865591), (299, 68647013), (1703, 12052529), (2039, 10066433), (3013, 6812299), (3341, 6143507), (5911, 3472417), (26507, 774341), (33667, 609661), (39169, 524023), (46897, 437671), (76843, 267109)]