2008019488

素因数分解:

$2^5\times {\mathrm{1999}}^1\times {\mathrm{31391}}^1$

素因数の和:33400

約数の個数: 24

約数和(自身を含む): 3955392000

約数和(自身を除く): 1947372512

約数列:

[1, 2, 4, 8, 16, 32, 1999, 3998, 7996, 15992, 31391, 31984, 62782, 63968, 125564, 251128, 502256, 1004512, 62750609, 125501218, 251002436, 502004872, 1004009744, 2008019488]

約数ペア:

[(1, 2008019488), (2, 1004009744), (4, 502004872), (8, 251002436), (16, 125501218), (32, 62750609), (1999, 1004512), (3998, 502256), (7996, 251128), (15992, 125564), (31391, 63968), (31984, 62782)]