19887688510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{399271}}^1$

素因数の和:399588

約数の個数: 32

約数和(自身を含む): 38033053632

約数和(自身を除く): 18145365122

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 293, 586, 1465, 2930, 4981, 9962, 24905, 49810, 399271, 798542, 1996355, 3992710, 6787607, 13575214, 33938035, 67876070, 116986403, 233972806, 584932015, 1169864030, 1988768851, 3977537702, 9943844255, 19887688510]

約数ペア:

[(1, 19887688510), (2, 9943844255), (5, 3977537702), (10, 1988768851), (17, 1169864030), (34, 584932015), (85, 233972806), (170, 116986403), (293, 67876070), (586, 33938035), (1465, 13575214), (2930, 6787607), (4981, 3992710), (9962, 1996355), (24905, 798542), (49810, 399271)]