2019613654810

素因数分解:

$2^1\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{89720731}}^1$

素因数の和:89722989

約数の個数: 16

約数和(自身を含む): 3636919592352

約数和(自身を除く): 1617305937542

約数列:

[1, 2, 5, 10, 2251, 4502, 11255, 22510, 89720731, 179441462, 448603655, 897207310, 201961365481, 403922730962, 1009806827405, 2019613654810]

約数ペア:

[(1, 2019613654810), (2, 1009806827405), (5, 403922730962), (10, 201961365481), (2251, 897207310), (4502, 448603655), (11255, 179441462), (22510, 89720731)]