18447735

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 30523392

約数和(自身を除く): 12075657

約数列:

[1, 3, 5, 15, 47, 137, 141, 191, 235, 411, 573, 685, 705, 955, 2055, 2865, 6439, 8977, 19317, 26167, 26931, 32195, 44885, 78501, 96585, 130835, 134655, 392505, 1229849, 3689547, 6149245, 18447735]

約数ペア:

[(1, 18447735), (3, 6149245), (5, 3689547), (15, 1229849), (47, 392505), (137, 134655), (141, 130835), (191, 96585), (235, 78501), (411, 44885), (573, 32195), (685, 26931), (705, 26167), (955, 19317), (2055, 8977), (2865, 6439)]