20387184

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{1217}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 52861200

約数和(自身を除く): 32474016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1217, 1396, 2094, 2434, 2792, 3651, 4188, 4868, 5584, 7302, 8376, 9736, 14604, 16752, 19472, 29208, 58416, 424733, 849466, 1274199, 1698932, 2548398, 3397864, 5096796, 6795728, 10193592, 20387184]

約数ペア:

[(1, 20387184), (2, 10193592), (3, 6795728), (4, 5096796), (6, 3397864), (8, 2548398), (12, 1698932), (16, 1274199), (24, 849466), (48, 424733), (349, 58416), (698, 29208), (1047, 19472), (1217, 16752), (1396, 14604), (2094, 9736), (2434, 8376), (2792, 7302), (3651, 5584), (4188, 4868)]