28342984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{709}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 56232000

約数和(自身を除く): 27889016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263, 526, 709, 1052, 1418, 2104, 2836, 4997, 5672, 9994, 13471, 19988, 26942, 39976, 53884, 107768, 186467, 372934, 745868, 1491736, 3542873, 7085746, 14171492, 28342984]

約数ペア:

[(1, 28342984), (2, 14171492), (4, 7085746), (8, 3542873), (19, 1491736), (38, 745868), (76, 372934), (152, 186467), (263, 107768), (526, 53884), (709, 39976), (1052, 26942), (1418, 19988), (2104, 13471), (2836, 9994), (4997, 5672)]