18556928

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 43341480

約数和(自身を除く): 24784552

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 41, 52, 64, 68, 82, 104, 128, 136, 164, 208, 221, 256, 272, 328, 416, 442, 512, 533, 544, 656, 697, 832, 884, 1024, 1066, 1088, 1312, 1394, 1664, 1768, 2048, 2132, 2176, 2624, 2788, 3328, 3536, 4264, 4352, 5248, 5576, 6656, 7072, 8528, 8704, 9061, 10496, 11152, 13312, 14144, 17056, 17408, 18122, 20992, 22304, 26624, 28288, 34112, 34816, 36244, 41984, 44608, 56576, 68224, 72488, 83968, 89216, 113152, 136448, 144976, 178432, 226304, 272896, 289952, 356864, 452608, 545792, 579904, 713728, 1091584, 1159808, 1427456, 2319616, 4639232, 9278464, 18556928]

約数ペア:

[(1, 18556928), (2, 9278464), (4, 4639232), (8, 2319616), (13, 1427456), (16, 1159808), (17, 1091584), (26, 713728), (32, 579904), (34, 545792), (41, 452608), (52, 356864), (64, 289952), (68, 272896), (82, 226304), (104, 178432), (128, 144976), (136, 136448), (164, 113152), (208, 89216), (221, 83968), (256, 72488), (272, 68224), (328, 56576), (416, 44608), (442, 41984), (512, 36244), (533, 34816), (544, 34112), (656, 28288), (697, 26624), (832, 22304), (884, 20992), (1024, 18122), (1066, 17408), (1088, 17056), (1312, 14144), (1394, 13312), (1664, 11152), (1768, 10496), (2048, 9061), (2132, 8704), (2176, 8528), (2624, 7072), (2788, 6656), (3328, 5576), (3536, 5248), (4264, 4352)]