20328199486

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1451}}^1\times {\mathrm{2423}}^1$

素因数の和:3949

約数の個数: 48

約数和(自身を含む): 36111588480

約数和(自身を除く): 15783388994

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 1451, 2423, 2891, 2902, 4846, 5782, 10157, 16961, 20314, 33922, 71099, 85609, 118727, 142198, 142957, 171218, 237454, 285914, 599263, 1000699, 1198526, 2001398, 3515773, 4194841, 7004893, 7031546, 8389682, 14009786, 24610411, 49220822, 172272877, 207430607, 344545754, 414861214, 1452014249, 2904028498, 10164099743, 20328199486]

約数ペア:

[(1, 20328199486), (2, 10164099743), (7, 2904028498), (14, 1452014249), (49, 414861214), (59, 344545754), (98, 207430607), (118, 172272877), (413, 49220822), (826, 24610411), (1451, 14009786), (2423, 8389682), (2891, 7031546), (2902, 7004893), (4846, 4194841), (5782, 3515773), (10157, 2001398), (16961, 1198526), (20314, 1000699), (33922, 599263), (71099, 285914), (85609, 237454), (118727, 171218), (142198, 142957)]