20707222

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{4457}}^1$

素因数の和:4583

約数の個数: 16

約数和(自身を含む): 32739552

約数和(自身を除く): 12032330

約数列:

[1, 2, 23, 46, 101, 202, 2323, 4457, 4646, 8914, 102511, 205022, 450157, 900314, 10353611, 20707222]

約数ペア:

[(1, 20707222), (2, 10353611), (23, 900314), (46, 450157), (101, 205022), (202, 102511), (2323, 8914), (4457, 4646)]