65442992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{215273}}^1$

素因数の和:215300

約数の個数: 20

約数和(自身を含む): 133469880

約数和(自身を除く): 68026888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 215273, 430546, 861092, 1722184, 3444368, 4090187, 8180374, 16360748, 32721496, 65442992]

約数ペア:

[(1, 65442992), (2, 32721496), (4, 16360748), (8, 8180374), (16, 4090187), (19, 3444368), (38, 1722184), (76, 861092), (152, 430546), (304, 215273)]