18327926980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{5749}}^1$

素因数の和:6149

約数の個数: 96

約数和(自身を含む): 43099056000

約数和(自身を除く): 24771129020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 337, 430, 473, 674, 860, 946, 1348, 1685, 1892, 2365, 3370, 3707, 4730, 5749, 6740, 7414, 9460, 11498, 14491, 14828, 18535, 22996, 28745, 28982, 37070, 57490, 57964, 63239, 72455, 74140, 114980, 126478, 144910, 159401, 247207, 252956, 289820, 316195, 318802, 494414, 632390, 637604, 797005, 988828, 1236035, 1264780, 1594010, 1937413, 2472070, 2719277, 3188020, 3874826, 4944140, 5438554, 7749652, 9687065, 10877108, 13596385, 19374130, 21311543, 27192770, 38748260, 42623086, 54385540, 83308759, 85246172, 106557715, 166617518, 213115430, 333235036, 416543795, 426230860, 833087590, 916396349, 1666175180, 1832792698, 3665585396, 4581981745, 9163963490, 18327926980]

約数ペア:

[(1, 18327926980), (2, 9163963490), (4, 4581981745), (5, 3665585396), (10, 1832792698), (11, 1666175180), (20, 916396349), (22, 833087590), (43, 426230860), (44, 416543795), (55, 333235036), (86, 213115430), (110, 166617518), (172, 106557715), (215, 85246172), (220, 83308759), (337, 54385540), (430, 42623086), (473, 38748260), (674, 27192770), (860, 21311543), (946, 19374130), (1348, 13596385), (1685, 10877108), (1892, 9687065), (2365, 7749652), (3370, 5438554), (3707, 4944140), (4730, 3874826), (5749, 3188020), (6740, 2719277), (7414, 2472070), (9460, 1937413), (11498, 1594010), (14491, 1264780), (14828, 1236035), (18535, 988828), (22996, 797005), (28745, 637604), (28982, 632390), (37070, 494414), (57490, 318802), (57964, 316195), (63239, 289820), (72455, 252956), (74140, 247207), (114980, 159401), (126478, 144910)]