2149888

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:67

約数の個数: 80

約数和(自身を含む): 5155920

約数和(自身を除く): 3006032

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 64, 68, 76, 104, 128, 136, 152, 208, 221, 247, 256, 272, 304, 323, 416, 442, 494, 512, 544, 608, 646, 832, 884, 988, 1088, 1216, 1292, 1664, 1768, 1976, 2176, 2432, 2584, 3328, 3536, 3952, 4199, 4352, 4864, 5168, 6656, 7072, 7904, 8398, 8704, 9728, 10336, 14144, 15808, 16796, 20672, 28288, 31616, 33592, 41344, 56576, 63232, 67184, 82688, 113152, 126464, 134368, 165376, 268736, 537472, 1074944, 2149888]

約数ペア:

[(1, 2149888), (2, 1074944), (4, 537472), (8, 268736), (13, 165376), (16, 134368), (17, 126464), (19, 113152), (26, 82688), (32, 67184), (34, 63232), (38, 56576), (52, 41344), (64, 33592), (68, 31616), (76, 28288), (104, 20672), (128, 16796), (136, 15808), (152, 14144), (208, 10336), (221, 9728), (247, 8704), (256, 8398), (272, 7904), (304, 7072), (323, 6656), (416, 5168), (442, 4864), (494, 4352), (512, 4199), (544, 3952), (608, 3536), (646, 3328), (832, 2584), (884, 2432), (988, 2176), (1088, 1976), (1216, 1768), (1292, 1664)]