18906502

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1447}}^1$

素因数の和:1635

約数の個数: 16

約数和(自身を含む): 29191680

約数和(自身を除く): 10285178

約数列:

[1, 2, 47, 94, 139, 278, 1447, 2894, 6533, 13066, 68009, 136018, 201133, 402266, 9453251, 18906502]

約数ペア:

[(1, 18906502), (2, 9453251), (47, 402266), (94, 201133), (139, 136018), (278, 68009), (1447, 13066), (2894, 6533)]