20921796992

素因数分解:

$2^7\times {\mathrm{1831}}^1\times {\mathrm{89269}}^1$

素因数の和:91114

約数の個数: 32

約数和(自身を含む): 41703373200

約数和(自身を除く): 20781576208

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1831, 3662, 7324, 14648, 29296, 58592, 89269, 117184, 178538, 234368, 357076, 714152, 1428304, 2856608, 5713216, 11426432, 163451539, 326903078, 653806156, 1307612312, 2615224624, 5230449248, 10460898496, 20921796992]

約数ペア:

[(1, 20921796992), (2, 10460898496), (4, 5230449248), (8, 2615224624), (16, 1307612312), (32, 653806156), (64, 326903078), (128, 163451539), (1831, 11426432), (3662, 5713216), (7324, 2856608), (14648, 1428304), (29296, 714152), (58592, 357076), (89269, 234368), (117184, 178538)]