404234804

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{279941}}^1$

素因数の和:279983

約数の個数: 18

約数和(自身を含む): 746605314

約数和(自身を除く): 342370510

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 279941, 559882, 1119764, 5318879, 10637758, 21275516, 101058701, 202117402, 404234804]

約数ペア:

[(1, 404234804), (2, 202117402), (4, 101058701), (19, 21275516), (38, 10637758), (76, 5318879), (361, 1119764), (722, 559882), (1444, 279941)]