23139584

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 52796520

約数和(自身を除く): 29656936

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 409, 416, 442, 544, 818, 832, 884, 1088, 1636, 1664, 1768, 2176, 3272, 3328, 3536, 4352, 5317, 6544, 6953, 7072, 10634, 13088, 13906, 14144, 21268, 26176, 27812, 28288, 42536, 52352, 55624, 56576, 85072, 90389, 104704, 111248, 170144, 180778, 222496, 340288, 361556, 444992, 680576, 723112, 889984, 1361152, 1446224, 1779968, 2892448, 5784896, 11569792, 23139584]

約数ペア:

[(1, 23139584), (2, 11569792), (4, 5784896), (8, 2892448), (13, 1779968), (16, 1446224), (17, 1361152), (26, 889984), (32, 723112), (34, 680576), (52, 444992), (64, 361556), (68, 340288), (104, 222496), (128, 180778), (136, 170144), (208, 111248), (221, 104704), (256, 90389), (272, 85072), (409, 56576), (416, 55624), (442, 52352), (544, 42536), (818, 28288), (832, 27812), (884, 26176), (1088, 21268), (1636, 14144), (1664, 13906), (1768, 13088), (2176, 10634), (3272, 7072), (3328, 6953), (3536, 6544), (4352, 5317)]