81171632

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{107941}}^1$

素因数の和:107996

約数の個数: 20

約数和(自身を含む): 160617696

約数和(自身を除く): 79446064

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 107941, 215882, 431764, 863528, 1727056, 5073227, 10146454, 20292908, 40585816, 81171632]

約数ペア:

[(1, 81171632), (2, 40585816), (4, 20292908), (8, 10146454), (16, 5073227), (47, 1727056), (94, 863528), (188, 431764), (376, 215882), (752, 107941)]