18154890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 33736950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 59, 65, 78, 90, 117, 118, 130, 177, 195, 234, 263, 295, 354, 390, 526, 531, 585, 590, 767, 789, 885, 1062, 1170, 1315, 1534, 1578, 1770, 2301, 2367, 2630, 2655, 3419, 3835, 3945, 4602, 4734, 5310, 6838, 6903, 7670, 7890, 10257, 11505, 11835, 13806, 15517, 17095, 20514, 23010, 23670, 30771, 31034, 34190, 34515, 46551, 51285, 61542, 69030, 77585, 93102, 102570, 139653, 153855, 155170, 201721, 232755, 279306, 307710, 403442, 465510, 605163, 698265, 1008605, 1210326, 1396530, 1815489, 2017210, 3025815, 3630978, 6051630, 9077445, 18154890]

約数ペア:

[(1, 18154890), (2, 9077445), (3, 6051630), (5, 3630978), (6, 3025815), (9, 2017210), (10, 1815489), (13, 1396530), (15, 1210326), (18, 1008605), (26, 698265), (30, 605163), (39, 465510), (45, 403442), (59, 307710), (65, 279306), (78, 232755), (90, 201721), (117, 155170), (118, 153855), (130, 139653), (177, 102570), (195, 93102), (234, 77585), (263, 69030), (295, 61542), (354, 51285), (390, 46551), (526, 34515), (531, 34190), (585, 31034), (590, 30771), (767, 23670), (789, 23010), (885, 20514), (1062, 17095), (1170, 15517), (1315, 13806), (1534, 11835), (1578, 11505), (1770, 10257), (2301, 7890), (2367, 7670), (2630, 6903), (2655, 6838), (3419, 5310), (3835, 4734), (3945, 4602)]