20708376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66373}}^1$

素因数の和:66395

約数の個数: 32

約数和(自身を含む): 55754160

約数和(自身を除く): 35045784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66373, 132746, 199119, 265492, 398238, 530984, 796476, 862849, 1592952, 1725698, 2588547, 3451396, 5177094, 6902792, 10354188, 20708376]

約数ペア:

[(1, 20708376), (2, 10354188), (3, 6902792), (4, 5177094), (6, 3451396), (8, 2588547), (12, 1725698), (13, 1592952), (24, 862849), (26, 796476), (39, 530984), (52, 398238), (78, 265492), (104, 199119), (156, 132746), (312, 66373)]