20330497376

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2927779}}^1$

素因数の和:2927827

約数の個数: 48

約数和(自身を含む): 47219235840

約数和(自身を除く): 26888738464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 2927779, 5855558, 11711116, 20494453, 23422232, 40988906, 46844464, 81977812, 90761149, 93688928, 163955624, 181522298, 327911248, 363044596, 635328043, 655822496, 726089192, 1270656086, 1452178384, 2541312172, 2904356768, 5082624344, 10165248688, 20330497376]

約数ペア:

[(1, 20330497376), (2, 10165248688), (4, 5082624344), (7, 2904356768), (8, 2541312172), (14, 1452178384), (16, 1270656086), (28, 726089192), (31, 655822496), (32, 635328043), (56, 363044596), (62, 327911248), (112, 181522298), (124, 163955624), (217, 93688928), (224, 90761149), (248, 81977812), (434, 46844464), (496, 40988906), (868, 23422232), (992, 20494453), (1736, 11711116), (3472, 5855558), (6944, 2927779)]