20831694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6211}}^1$

素因数の和:6272

約数の個数: 32

約数和(自身を含む): 45919104

約数和(自身を除く): 25087410

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 6211, 12422, 18633, 37266, 80743, 161486, 242229, 267073, 484458, 534146, 801219, 1602438, 3471949, 6943898, 10415847, 20831694]

約数ペア:

[(1, 20831694), (2, 10415847), (3, 6943898), (6, 3471949), (13, 1602438), (26, 801219), (39, 534146), (43, 484458), (78, 267073), (86, 242229), (129, 161486), (258, 80743), (559, 37266), (1118, 18633), (1677, 12422), (3354, 6211)]