18999060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 37247340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 61, 87, 116, 122, 145, 174, 179, 183, 244, 290, 305, 348, 358, 366, 435, 537, 580, 610, 716, 732, 870, 895, 915, 1074, 1220, 1740, 1769, 1790, 1830, 2148, 2685, 3538, 3580, 3660, 5191, 5307, 5370, 7076, 8845, 10382, 10614, 10740, 10919, 15573, 17690, 20764, 21228, 21838, 25955, 26535, 31146, 32757, 35380, 43676, 51910, 53070, 54595, 62292, 65514, 77865, 103820, 106140, 109190, 131028, 155730, 163785, 218380, 311460, 316651, 327570, 633302, 655140, 949953, 1266604, 1583255, 1899906, 3166510, 3799812, 4749765, 6333020, 9499530, 18999060]

約数ペア:

[(1, 18999060), (2, 9499530), (3, 6333020), (4, 4749765), (5, 3799812), (6, 3166510), (10, 1899906), (12, 1583255), (15, 1266604), (20, 949953), (29, 655140), (30, 633302), (58, 327570), (60, 316651), (61, 311460), (87, 218380), (116, 163785), (122, 155730), (145, 131028), (174, 109190), (179, 106140), (183, 103820), (244, 77865), (290, 65514), (305, 62292), (348, 54595), (358, 53070), (366, 51910), (435, 43676), (537, 35380), (580, 32757), (610, 31146), (716, 26535), (732, 25955), (870, 21838), (895, 21228), (915, 20764), (1074, 17690), (1220, 15573), (1740, 10919), (1769, 10740), (1790, 10614), (1830, 10382), (2148, 8845), (2685, 7076), (3538, 5370), (3580, 5307), (3660, 5191)]