18684816

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 51663360

約数和(自身を除く): 32978544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 31, 48, 58, 62, 87, 93, 116, 124, 174, 186, 232, 248, 348, 372, 433, 464, 496, 696, 744, 866, 899, 1299, 1392, 1488, 1732, 1798, 2598, 2697, 3464, 3596, 5196, 5394, 6928, 7192, 10392, 10788, 12557, 13423, 14384, 20784, 21576, 25114, 26846, 37671, 40269, 43152, 50228, 53692, 75342, 80538, 100456, 107384, 150684, 161076, 200912, 214768, 301368, 322152, 389267, 602736, 644304, 778534, 1167801, 1557068, 2335602, 3114136, 4671204, 6228272, 9342408, 18684816]

約数ペア:

[(1, 18684816), (2, 9342408), (3, 6228272), (4, 4671204), (6, 3114136), (8, 2335602), (12, 1557068), (16, 1167801), (24, 778534), (29, 644304), (31, 602736), (48, 389267), (58, 322152), (62, 301368), (87, 214768), (93, 200912), (116, 161076), (124, 150684), (174, 107384), (186, 100456), (232, 80538), (248, 75342), (348, 53692), (372, 50228), (433, 43152), (464, 40269), (496, 37671), (696, 26846), (744, 25114), (866, 21576), (899, 20784), (1299, 14384), (1392, 13423), (1488, 12557), (1732, 10788), (1798, 10392), (2598, 7192), (2697, 6928), (3464, 5394), (3596, 5196)]