129793456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{624007}}^1$

素因数の和:624028

約数の個数: 20

約数和(自身を含む): 270819472

約数和(自身を除く): 141026016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 624007, 1248014, 2496028, 4992056, 8112091, 9984112, 16224182, 32448364, 64896728, 129793456]

約数ペア:

[(1, 129793456), (2, 64896728), (4, 32448364), (8, 16224182), (13, 9984112), (16, 8112091), (26, 4992056), (52, 2496028), (104, 1248014), (208, 624007)]