209460508

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{737537}}^1$

素因数の和:737612

約数の個数: 12

約数和(自身を含む): 371719152

約数和(自身を除く): 162258644

約数列:

[1, 2, 4, 71, 142, 284, 737537, 1475074, 2950148, 52365127, 104730254, 209460508]

約数ペア:

[(1, 209460508), (2, 104730254), (4, 52365127), (71, 2950148), (142, 1475074), (284, 737537)]