72920816

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{18911}}^1$

素因数の和:19160

約数の個数: 20

約数和(自身を含む): 141877824

約数和(自身を除く): 68957008

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 18911, 37822, 75644, 151288, 302576, 4557551, 9115102, 18230204, 36460408, 72920816]

約数ペア:

[(1, 72920816), (2, 36460408), (4, 18230204), (8, 9115102), (16, 4557551), (241, 302576), (482, 151288), (964, 75644), (1928, 37822), (3856, 18911)]