20289744

素因数分解:

$2^4\times 3^3\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:785

約数の個数: 80

約数和(自身を含む): 59192640

約数和(自身を除く): 38902896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 108, 134, 144, 201, 216, 268, 402, 432, 536, 603, 701, 804, 1072, 1206, 1402, 1608, 1809, 2103, 2412, 2804, 3216, 3618, 4206, 4824, 5608, 6309, 7236, 8412, 9648, 11216, 12618, 14472, 16824, 18927, 25236, 28944, 33648, 37854, 46967, 50472, 75708, 93934, 100944, 140901, 151416, 187868, 281802, 302832, 375736, 422703, 563604, 751472, 845406, 1127208, 1268109, 1690812, 2254416, 2536218, 3381624, 5072436, 6763248, 10144872, 20289744]

約数ペア:

[(1, 20289744), (2, 10144872), (3, 6763248), (4, 5072436), (6, 3381624), (8, 2536218), (9, 2254416), (12, 1690812), (16, 1268109), (18, 1127208), (24, 845406), (27, 751472), (36, 563604), (48, 422703), (54, 375736), (67, 302832), (72, 281802), (108, 187868), (134, 151416), (144, 140901), (201, 100944), (216, 93934), (268, 75708), (402, 50472), (432, 46967), (536, 37854), (603, 33648), (701, 28944), (804, 25236), (1072, 18927), (1206, 16824), (1402, 14472), (1608, 12618), (1809, 11216), (2103, 9648), (2412, 8412), (2804, 7236), (3216, 6309), (3618, 5608), (4206, 4824)]