20221497980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7718129}}^1$

素因数の和:7718269

約数の個数: 24

約数和(自身を含む): 42789312720

約数和(自身を除く): 22567814740

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 7718129, 15436258, 30872516, 38590645, 77181290, 154362580, 1011074899, 2022149798, 4044299596, 5055374495, 10110748990, 20221497980]

約数ペア:

[(1, 20221497980), (2, 10110748990), (4, 5055374495), (5, 4044299596), (10, 2022149798), (20, 1011074899), (131, 154362580), (262, 77181290), (524, 38590645), (655, 30872516), (1310, 15436258), (2620, 7718129)]