20412041

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 22588944

約数和(自身を除く): 2176903

約数列:

[1, 13, 73, 137, 157, 949, 1781, 2041, 10001, 11461, 21509, 130013, 148993, 279617, 1570157, 20412041]

約数ペア:

[(1, 20412041), (13, 1570157), (73, 279617), (137, 148993), (157, 130013), (949, 21509), (1781, 11461), (2041, 10001)]