1989664

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:748

約数の個数: 24

約数和(自身を含む): 3963708

約数和(自身を除く): 1974044

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 388, 641, 776, 1282, 1552, 2564, 3104, 5128, 10256, 20512, 62177, 124354, 248708, 497416, 994832, 1989664]

約数ペア:

[(1, 1989664), (2, 994832), (4, 497416), (8, 248708), (16, 124354), (32, 62177), (97, 20512), (194, 10256), (388, 5128), (641, 3104), (776, 2564), (1282, 1552)]