18386784

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1637}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 57788640

約数和(自身を除く): 39401856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 432, 468, 624, 702, 864, 936, 1248, 1404, 1637, 1872, 2808, 3274, 3744, 4911, 5616, 6548, 9822, 11232, 13096, 14733, 19644, 21281, 26192, 29466, 39288, 42562, 44199, 52384, 58932, 63843, 78576, 85124, 88398, 117864, 127686, 157152, 170248, 176796, 191529, 235728, 255372, 340496, 353592, 383058, 471456, 510744, 574587, 680992, 707184, 766116, 1021488, 1149174, 1414368, 1532232, 2042976, 2298348, 3064464, 4596696, 6128928, 9193392, 18386784]

約数ペア:

[(1, 18386784), (2, 9193392), (3, 6128928), (4, 4596696), (6, 3064464), (8, 2298348), (9, 2042976), (12, 1532232), (13, 1414368), (16, 1149174), (18, 1021488), (24, 766116), (26, 707184), (27, 680992), (32, 574587), (36, 510744), (39, 471456), (48, 383058), (52, 353592), (54, 340496), (72, 255372), (78, 235728), (96, 191529), (104, 176796), (108, 170248), (117, 157152), (144, 127686), (156, 117864), (208, 88398), (216, 85124), (234, 78576), (288, 63843), (312, 58932), (351, 52384), (416, 44199), (432, 42562), (468, 39288), (624, 29466), (702, 26192), (864, 21281), (936, 19644), (1248, 14733), (1404, 13096), (1637, 11232), (1872, 9822), (2808, 6548), (3274, 5616), (3744, 4911)]