20524978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4253}}^1$

素因数の和:4401

約数の個数: 16

約数和(自身を含む): 32670720

約数和(自身を除く): 12145742

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4253, 4826, 8506, 80807, 161614, 540131, 1080262, 10262489, 20524978]

約数ペア:

[(1, 20524978), (2, 10262489), (19, 1080262), (38, 540131), (127, 161614), (254, 80807), (2413, 8506), (4253, 4826)]