18156528

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 58121280

約数和(自身を除く): 39964752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 53, 54, 61, 72, 78, 104, 106, 108, 117, 122, 144, 156, 159, 183, 208, 212, 216, 234, 244, 312, 318, 351, 366, 424, 432, 468, 477, 488, 549, 624, 636, 689, 702, 732, 793, 848, 936, 954, 976, 1098, 1272, 1378, 1404, 1431, 1464, 1586, 1647, 1872, 1908, 2067, 2196, 2379, 2544, 2756, 2808, 2862, 2928, 3172, 3233, 3294, 3816, 4134, 4392, 4758, 5512, 5616, 5724, 6201, 6344, 6466, 6588, 7137, 7632, 8268, 8784, 9516, 9699, 11024, 11448, 12402, 12688, 12932, 13176, 14274, 16536, 18603, 19032, 19398, 21411, 22896, 24804, 25864, 26352, 28548, 29097, 33072, 37206, 38064, 38796, 42029, 42822, 49608, 51728, 57096, 58194, 74412, 77592, 84058, 85644, 87291, 99216, 114192, 116388, 126087, 148824, 155184, 168116, 171288, 174582, 232776, 252174, 297648, 336232, 342576, 349164, 378261, 465552, 504348, 672464, 698328, 756522, 1008696, 1134783, 1396656, 1513044, 2017392, 2269566, 3026088, 4539132, 6052176, 9078264, 18156528]

約数ペア:

[(1, 18156528), (2, 9078264), (3, 6052176), (4, 4539132), (6, 3026088), (8, 2269566), (9, 2017392), (12, 1513044), (13, 1396656), (16, 1134783), (18, 1008696), (24, 756522), (26, 698328), (27, 672464), (36, 504348), (39, 465552), (48, 378261), (52, 349164), (53, 342576), (54, 336232), (61, 297648), (72, 252174), (78, 232776), (104, 174582), (106, 171288), (108, 168116), (117, 155184), (122, 148824), (144, 126087), (156, 116388), (159, 114192), (183, 99216), (208, 87291), (212, 85644), (216, 84058), (234, 77592), (244, 74412), (312, 58194), (318, 57096), (351, 51728), (366, 49608), (424, 42822), (432, 42029), (468, 38796), (477, 38064), (488, 37206), (549, 33072), (624, 29097), (636, 28548), (689, 26352), (702, 25864), (732, 24804), (793, 22896), (848, 21411), (936, 19398), (954, 19032), (976, 18603), (1098, 16536), (1272, 14274), (1378, 13176), (1404, 12932), (1431, 12688), (1464, 12402), (1586, 11448), (1647, 11024), (1872, 9699), (1908, 9516), (2067, 8784), (2196, 8268), (2379, 7632), (2544, 7137), (2756, 6588), (2808, 6466), (2862, 6344), (2928, 6201), (3172, 5724), (3233, 5616), (3294, 5512), (3816, 4758), (4134, 4392)]