20512416

素因数分解:

$2^5\times 3^1\times {\mathrm{73}}^1\times {\mathrm{2927}}^1$

素因数の和:3013

約数の個数: 48

約数和(自身を含む): 54601344

約数和(自身を除く): 34088928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 73, 96, 146, 219, 292, 438, 584, 876, 1168, 1752, 2336, 2927, 3504, 5854, 7008, 8781, 11708, 17562, 23416, 35124, 46832, 70248, 93664, 140496, 213671, 280992, 427342, 641013, 854684, 1282026, 1709368, 2564052, 3418736, 5128104, 6837472, 10256208, 20512416]

約数ペア:

[(1, 20512416), (2, 10256208), (3, 6837472), (4, 5128104), (6, 3418736), (8, 2564052), (12, 1709368), (16, 1282026), (24, 854684), (32, 641013), (48, 427342), (73, 280992), (96, 213671), (146, 140496), (219, 93664), (292, 70248), (438, 46832), (584, 35124), (876, 23416), (1168, 17562), (1752, 11708), (2336, 8781), (2927, 7008), (3504, 5854)]