61947964

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{91639}}^1$

素因数の和:91669

約数の個数: 18

約数和(自身を含む): 117390840

約数和(自身を除く): 55442876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 91639, 183278, 366556, 1191307, 2382614, 4765228, 15486991, 30973982, 61947964]

約数ペア:

[(1, 61947964), (2, 30973982), (4, 15486991), (13, 4765228), (26, 2382614), (52, 1191307), (169, 366556), (338, 183278), (676, 91639)]