20199806980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59411197}}^1$

素因数の和:59411223

約数の個数: 24

約数和(自身を含む): 44914865688

約数和(自身を除く): 24715058708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59411197, 118822394, 237644788, 297055985, 594111970, 1009990349, 1188223940, 2019980698, 4039961396, 5049951745, 10099903490, 20199806980]

約数ペア:

[(1, 20199806980), (2, 10099903490), (4, 5049951745), (5, 4039961396), (10, 2019980698), (17, 1188223940), (20, 1009990349), (34, 594111970), (68, 297055985), (85, 237644788), (170, 118822394), (340, 59411197)]