220904638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{19381}}^1$

素因数の和:19563

約数の個数: 16

約数和(自身を含む): 341898480

約数和(自身を除く): 120993842

約数列:

[1, 2, 41, 82, 139, 278, 5699, 11398, 19381, 38762, 794621, 1589242, 2693959, 5387918, 110452319, 220904638]

約数ペア:

[(1, 220904638), (2, 110452319), (41, 5387918), (82, 2693959), (139, 1589242), (278, 794621), (5699, 38762), (11398, 19381)]