81789604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4357}}^1$

素因数の和:4412

約数の個数: 36

約数和(自身を含む): 162719004

約数和(自身を除く): 80929400

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 4357, 4693, 8714, 9386, 17428, 18772, 56641, 82783, 113282, 165566, 226564, 331132, 1076179, 1572877, 2152358, 3145754, 4304716, 6291508, 20447401, 40894802, 81789604]

約数ペア:

[(1, 81789604), (2, 40894802), (4, 20447401), (13, 6291508), (19, 4304716), (26, 3145754), (38, 2152358), (52, 1572877), (76, 1076179), (247, 331132), (361, 226564), (494, 165566), (722, 113282), (988, 82783), (1444, 56641), (4357, 18772), (4693, 17428), (8714, 9386)]