419649916

素因数分解:

$2^2\times 7^2\times {\mathrm{2141071}}^1$

素因数の和:2141089

約数の個数: 18

約数和(自身を含む): 854287728

約数和(自身を除く): 434637812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2141071, 4282142, 8564284, 14987497, 29974994, 59949988, 104912479, 209824958, 419649916]

約数ペア:

[(1, 419649916), (2, 209824958), (4, 104912479), (7, 59949988), (14, 29974994), (28, 14987497), (49, 8564284), (98, 4282142), (196, 2141071)]