128666096

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{618587}}^1$

素因数の和:618608

約数の個数: 20

約数和(自身を含む): 268467192

約数和(自身を除く): 139801096

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 618587, 1237174, 2474348, 4948696, 8041631, 9897392, 16083262, 32166524, 64333048, 128666096]

約数ペア:

[(1, 128666096), (2, 64333048), (4, 32166524), (8, 16083262), (13, 9897392), (16, 8041631), (26, 4948696), (52, 2474348), (104, 1237174), (208, 618587)]