25585456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123007}}^1$

素因数の和:123028

約数の個数: 20

約数和(自身を含む): 53385472

約数和(自身を除く): 27800016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123007, 246014, 492028, 984056, 1599091, 1968112, 3198182, 6396364, 12792728, 25585456]

約数ペア:

[(1, 25585456), (2, 12792728), (4, 6396364), (8, 3198182), (13, 1968112), (16, 1599091), (26, 984056), (52, 492028), (104, 246014), (208, 123007)]