20132643310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{318001}}^1$

素因数の和:318508

約数の個数: 32

約数和(自身を含む): 39106613952

約数和(自身を除く): 18973970642

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 487, 974, 2435, 4870, 6331, 12662, 31655, 63310, 318001, 636002, 1590005, 3180010, 4134013, 8268026, 20670065, 41340130, 154866487, 309732974, 774332435, 1548664870, 2013264331, 4026528662, 10066321655, 20132643310]

約数ペア:

[(1, 20132643310), (2, 10066321655), (5, 4026528662), (10, 2013264331), (13, 1548664870), (26, 774332435), (65, 309732974), (130, 154866487), (487, 41340130), (974, 20670065), (2435, 8268026), (4870, 4134013), (6331, 3180010), (12662, 1590005), (31655, 636002), (63310, 318001)]