20608889653430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{258613247}}^1$

素因数の和:258613880

約数の個数: 32

約数和(自身を含む): 40014710636544

約数和(自身を除く): 19405820983114

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 613, 1226, 3065, 6130, 7969, 15938, 39845, 79690, 258613247, 517226494, 1293066235, 2586132470, 3361972211, 6723944422, 16809861055, 33619722110, 158529920411, 317059840822, 792649602055, 1585299204110, 2060888965343, 4121777930686, 10304444826715, 20608889653430]

約数ペア:

[(1, 20608889653430), (2, 10304444826715), (5, 4121777930686), (10, 2060888965343), (13, 1585299204110), (26, 792649602055), (65, 317059840822), (130, 158529920411), (613, 33619722110), (1226, 16809861055), (3065, 6723944422), (6130, 3361972211), (7969, 2586132470), (15938, 1293066235), (39845, 517226494), (79690, 258613247)]