18880992

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 60787440

約数和(自身を除く): 41906448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 41, 48, 52, 54, 72, 78, 82, 96, 104, 108, 117, 123, 144, 156, 164, 208, 216, 234, 246, 288, 312, 328, 351, 369, 416, 432, 468, 492, 533, 624, 656, 702, 738, 864, 936, 984, 1066, 1107, 1248, 1312, 1404, 1476, 1599, 1681, 1872, 1968, 2132, 2214, 2808, 2952, 3198, 3362, 3744, 3936, 4264, 4428, 4797, 5043, 5616, 5904, 6396, 6724, 8528, 8856, 9594, 10086, 11232, 11808, 12792, 13448, 14391, 15129, 17056, 17712, 19188, 20172, 21853, 25584, 26896, 28782, 30258, 35424, 38376, 40344, 43706, 45387, 51168, 53792, 57564, 60516, 65559, 76752, 80688, 87412, 90774, 115128, 121032, 131118, 153504, 161376, 174824, 181548, 196677, 230256, 242064, 262236, 349648, 363096, 393354, 460512, 484128, 524472, 590031, 699296, 726192, 786708, 1048944, 1180062, 1452384, 1573416, 2097888, 2360124, 3146832, 4720248, 6293664, 9440496, 18880992]

約数ペア:

[(1, 18880992), (2, 9440496), (3, 6293664), (4, 4720248), (6, 3146832), (8, 2360124), (9, 2097888), (12, 1573416), (13, 1452384), (16, 1180062), (18, 1048944), (24, 786708), (26, 726192), (27, 699296), (32, 590031), (36, 524472), (39, 484128), (41, 460512), (48, 393354), (52, 363096), (54, 349648), (72, 262236), (78, 242064), (82, 230256), (96, 196677), (104, 181548), (108, 174824), (117, 161376), (123, 153504), (144, 131118), (156, 121032), (164, 115128), (208, 90774), (216, 87412), (234, 80688), (246, 76752), (288, 65559), (312, 60516), (328, 57564), (351, 53792), (369, 51168), (416, 45387), (432, 43706), (468, 40344), (492, 38376), (533, 35424), (624, 30258), (656, 28782), (702, 26896), (738, 25584), (864, 21853), (936, 20172), (984, 19188), (1066, 17712), (1107, 17056), (1248, 15129), (1312, 14391), (1404, 13448), (1476, 12792), (1599, 11808), (1681, 11232), (1872, 10086), (1968, 9594), (2132, 8856), (2214, 8528), (2808, 6724), (2952, 6396), (3198, 5904), (3362, 5616), (3744, 5043), (3936, 4797), (4264, 4428)]