8638864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 18483192

約数和(自身を除く): 9844328

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1013, 1066, 2026, 2132, 4052, 4264, 8104, 8528, 13169, 16208, 26338, 41533, 52676, 83066, 105352, 166132, 210704, 332264, 539929, 664528, 1079858, 2159716, 4319432, 8638864]

約数ペア:

[(1, 8638864), (2, 4319432), (4, 2159716), (8, 1079858), (13, 664528), (16, 539929), (26, 332264), (41, 210704), (52, 166132), (82, 105352), (104, 83066), (164, 52676), (208, 41533), (328, 26338), (533, 16208), (656, 13169), (1013, 8528), (1066, 8104), (2026, 4264), (2132, 4052)]