221770384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1260059}}^1$

素因数の和:1260078

約数の個数: 20

約数和(自身を含む): 468742320

約数和(自身を除く): 246971936

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1260059, 2520118, 5040236, 10080472, 13860649, 20160944, 27721298, 55442596, 110885192, 221770384]

約数ペア:

[(1, 221770384), (2, 110885192), (4, 55442596), (8, 27721298), (11, 20160944), (16, 13860649), (22, 10080472), (44, 5040236), (88, 2520118), (176, 1260059)]