168447344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{809843}}^1$

素因数の和:809864

約数の個数: 20

約数和(自身を含む): 351472296

約数和(自身を除く): 183024952

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 809843, 1619686, 3239372, 6478744, 10527959, 12957488, 21055918, 42111836, 84223672, 168447344]

約数ペア:

[(1, 168447344), (2, 84223672), (4, 42111836), (8, 21055918), (13, 12957488), (16, 10527959), (26, 6478744), (52, 3239372), (104, 1619686), (208, 809843)]