20145152

素因数分解:

$2^{10}\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 44

約数和(自身を含む): 40874496

約数和(自身を除く): 20729344

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 191, 206, 256, 382, 412, 512, 764, 824, 1024, 1528, 1648, 3056, 3296, 6112, 6592, 12224, 13184, 19673, 24448, 26368, 39346, 48896, 52736, 78692, 97792, 105472, 157384, 195584, 314768, 629536, 1259072, 2518144, 5036288, 10072576, 20145152]

約数ペア:

[(1, 20145152), (2, 10072576), (4, 5036288), (8, 2518144), (16, 1259072), (32, 629536), (64, 314768), (103, 195584), (128, 157384), (191, 105472), (206, 97792), (256, 78692), (382, 52736), (412, 48896), (512, 39346), (764, 26368), (824, 24448), (1024, 19673), (1528, 13184), (1648, 12224), (3056, 6592), (3296, 6112)]