205728536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1978159}}^1$

素因数の和:1978178

約数の個数: 16

約数和(自身を含む): 415413600

約数和(自身を除く): 209685064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1978159, 3956318, 7912636, 15825272, 25716067, 51432134, 102864268, 205728536]

約数ペア:

[(1, 205728536), (2, 102864268), (4, 51432134), (8, 25716067), (13, 15825272), (26, 7912636), (52, 3956318), (104, 1978159)]