20798940799

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{49333}}^1$

素因数の和:49507

約数の個数: 32

約数和(自身を含む): 26455653504

約数和(自身を除く): 5656712705

約数列:

[1, 7, 13, 41, 91, 113, 287, 533, 791, 1469, 3731, 4633, 10283, 32431, 49333, 60229, 345331, 421603, 641329, 2022653, 4489303, 5574629, 14158571, 26294489, 39022403, 72470177, 184061423, 228559789, 507291239, 1599918523, 2971277257, 20798940799]

約数ペア:

[(1, 20798940799), (7, 2971277257), (13, 1599918523), (41, 507291239), (91, 228559789), (113, 184061423), (287, 72470177), (533, 39022403), (791, 26294489), (1469, 14158571), (3731, 5574629), (4633, 4489303), (10283, 2022653), (32431, 641329), (49333, 421603), (60229, 345331)]