20172745928

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{709}}^1\times {\mathrm{13523}}^1$

素因数の和:14501

約数の個数: 32

約数和(自身を含む): 38024078400

約数和(自身を除く): 17851332472

約数列:

[1, 2, 4, 8, 263, 526, 709, 1052, 1418, 2104, 2836, 5672, 13523, 27046, 54092, 108184, 186467, 372934, 745868, 1491736, 3556549, 7113098, 9587807, 14226196, 19175614, 28452392, 38351228, 76702456, 2521593241, 5043186482, 10086372964, 20172745928]

約数ペア:

[(1, 20172745928), (2, 10086372964), (4, 5043186482), (8, 2521593241), (263, 76702456), (526, 38351228), (709, 28452392), (1052, 19175614), (1418, 14226196), (2104, 9587807), (2836, 7113098), (5672, 3556549), (13523, 1491736), (27046, 745868), (54092, 372934), (108184, 186467)]