17961424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86353}}^1$

素因数の和:86374

約数の個数: 20

約数和(自身を含む): 37477636

約数和(自身を除く): 19516212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86353, 172706, 345412, 690824, 1122589, 1381648, 2245178, 4490356, 8980712, 17961424]

約数ペア:

[(1, 17961424), (2, 8980712), (4, 4490356), (8, 2245178), (13, 1381648), (16, 1122589), (26, 690824), (52, 345412), (104, 172706), (208, 86353)]