418781488

素因数分解:

$2^4\times {\mathrm{109}}^2\times {\mathrm{2203}}^1$

素因数の和:2429

約数の個数: 30

約数和(自身を含む): 819273084

約数和(自身を除く): 400491596

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 2203, 4406, 8812, 11881, 17624, 23762, 35248, 47524, 95048, 190096, 240127, 480254, 960508, 1921016, 3842032, 26173843, 52347686, 104695372, 209390744, 418781488]

約数ペア:

[(1, 418781488), (2, 209390744), (4, 104695372), (8, 52347686), (16, 26173843), (109, 3842032), (218, 1921016), (436, 960508), (872, 480254), (1744, 240127), (2203, 190096), (4406, 95048), (8812, 47524), (11881, 35248), (17624, 23762)]