49921456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{240007}}^1$

素因数の和:240028

約数の個数: 20

約数和(自身を含む): 104163472

約数和(自身を除く): 54242016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 240007, 480014, 960028, 1920056, 3120091, 3840112, 6240182, 12480364, 24960728, 49921456]

約数ペア:

[(1, 49921456), (2, 24960728), (4, 12480364), (8, 6240182), (13, 3840112), (16, 3120091), (26, 1920056), (52, 960028), (104, 480014), (208, 240007)]