18916512

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 53669952

約数和(自身を除く): 34753440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 67, 68, 96, 102, 134, 136, 173, 201, 204, 268, 272, 346, 402, 408, 519, 536, 544, 692, 804, 816, 1038, 1072, 1139, 1384, 1608, 1632, 2076, 2144, 2278, 2768, 2941, 3216, 3417, 4152, 4556, 5536, 5882, 6432, 6834, 8304, 8823, 9112, 11591, 11764, 13668, 16608, 17646, 18224, 23182, 23528, 27336, 34773, 35292, 36448, 46364, 47056, 54672, 69546, 70584, 92728, 94112, 109344, 139092, 141168, 185456, 197047, 278184, 282336, 370912, 394094, 556368, 591141, 788188, 1112736, 1182282, 1576376, 2364564, 3152752, 4729128, 6305504, 9458256, 18916512]

約数ペア:

[(1, 18916512), (2, 9458256), (3, 6305504), (4, 4729128), (6, 3152752), (8, 2364564), (12, 1576376), (16, 1182282), (17, 1112736), (24, 788188), (32, 591141), (34, 556368), (48, 394094), (51, 370912), (67, 282336), (68, 278184), (96, 197047), (102, 185456), (134, 141168), (136, 139092), (173, 109344), (201, 94112), (204, 92728), (268, 70584), (272, 69546), (346, 54672), (402, 47056), (408, 46364), (519, 36448), (536, 35292), (544, 34773), (692, 27336), (804, 23528), (816, 23182), (1038, 18224), (1072, 17646), (1139, 16608), (1384, 13668), (1608, 11764), (1632, 11591), (2076, 9112), (2144, 8823), (2278, 8304), (2768, 6834), (2941, 6432), (3216, 5882), (3417, 5536), (4152, 4556)]