18120014020

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1049827}}^1$

素因数の和:1050699

約数の個数: 24

約数和(自身を含む): 38096158464

約数和(自身を除く): 19976144444

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8630, 17260, 1049827, 2099654, 4199308, 5249135, 10498270, 20996540, 906000701, 1812001402, 3624002804, 4530003505, 9060007010, 18120014020]

約数ペア:

[(1, 18120014020), (2, 9060007010), (4, 4530003505), (5, 3624002804), (10, 1812001402), (20, 906000701), (863, 20996540), (1726, 10498270), (3452, 5249135), (4315, 4199308), (8630, 2099654), (17260, 1049827)]