20125909426

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1\times {\mathrm{62971}}^1$

素因数の和:63634

約数の個数: 32

約数和(自身を含む): 35492026752

約数和(自身を除く): 15366117326

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 617, 1234, 4319, 8638, 22829, 45658, 62971, 125942, 159803, 319606, 440797, 881594, 2329927, 4659854, 16309489, 32618978, 38853107, 77706214, 271971749, 543943498, 1437564959, 2875129918, 10062954713, 20125909426]

約数ペア:

[(1, 20125909426), (2, 10062954713), (7, 2875129918), (14, 1437564959), (37, 543943498), (74, 271971749), (259, 77706214), (518, 38853107), (617, 32618978), (1234, 16309489), (4319, 4659854), (8638, 2329927), (22829, 881594), (45658, 440797), (62971, 319606), (125942, 159803)]