71806544

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{10711}}^1$

素因数の和:11138

約数の個数: 20

約数和(自身を含む): 139470240

約数和(自身を除く): 67663696

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 10711, 21422, 42844, 85688, 171376, 4487909, 8975818, 17951636, 35903272, 71806544]

約数ペア:

[(1, 71806544), (2, 35903272), (4, 17951636), (8, 8975818), (16, 4487909), (419, 171376), (838, 85688), (1676, 42844), (3352, 21422), (6704, 10711)]