205375144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1974761}}^1$

素因数の和:1974780

約数の個数: 16

約数和(自身を含む): 414700020

約数和(自身を除く): 209324876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1974761, 3949522, 7899044, 15798088, 25671893, 51343786, 102687572, 205375144]

約数ペア:

[(1, 205375144), (2, 102687572), (4, 51343786), (8, 25671893), (13, 15798088), (26, 7899044), (52, 3949522), (104, 1974761)]