38905490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23021}}^1$

素因数の和:23054

約数の個数: 24

約数和(自身を含む): 75834468

約数和(自身を除く): 36928978

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 23021, 46042, 115105, 230210, 299273, 598546, 1496365, 2992730, 3890549, 7781098, 19452745, 38905490]

約数ペア:

[(1, 38905490), (2, 19452745), (5, 7781098), (10, 3890549), (13, 2992730), (26, 1496365), (65, 598546), (130, 299273), (169, 230210), (338, 115105), (845, 46042), (1690, 23021)]