205447664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{414209}}^1$

素因数の和:414248

約数の個数: 20

約数和(自身を含む): 410896320

約数和(自身を除く): 205448656

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 414209, 828418, 1656836, 3313672, 6627344, 12840479, 25680958, 51361916, 102723832, 205447664]

約数ペア:

[(1, 205447664), (2, 102723832), (4, 51361916), (8, 25680958), (16, 12840479), (31, 6627344), (62, 3313672), (124, 1656836), (248, 828418), (496, 414209)]