20047870376

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{484061}}^1$

素因数の和:484265

約数の個数: 32

約数和(自身を含む): 39034759680

約数和(自身を除く): 18986889304

約数列:

[1, 2, 4, 8, 31, 62, 124, 167, 248, 334, 668, 1336, 5177, 10354, 20708, 41416, 484061, 968122, 1936244, 3872488, 15005891, 30011782, 60023564, 80838187, 120047128, 161676374, 323352748, 646705496, 2505983797, 5011967594, 10023935188, 20047870376]

約数ペア:

[(1, 20047870376), (2, 10023935188), (4, 5011967594), (8, 2505983797), (31, 646705496), (62, 323352748), (124, 161676374), (167, 120047128), (248, 80838187), (334, 60023564), (668, 30011782), (1336, 15005891), (5177, 3872488), (10354, 1936244), (20708, 968122), (41416, 484061)]