20157748130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9121153}}^1$

素因数の和:9121190

約数の個数: 32

約数和(自身を含む): 41373554544

約数和(自身を除く): 21215806414

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9121153, 18242306, 45605765, 91211530, 118574989, 155059601, 237149978, 310119202, 592874945, 775298005, 1185749890, 1550596010, 2015774813, 4031549626, 10078874065, 20157748130]

約数ペア:

[(1, 20157748130), (2, 10078874065), (5, 4031549626), (10, 2015774813), (13, 1550596010), (17, 1185749890), (26, 775298005), (34, 592874945), (65, 310119202), (85, 237149978), (130, 155059601), (170, 118574989), (221, 91211530), (442, 45605765), (1105, 18242306), (2210, 9121153)]