18813304864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{2791}}^1\times {\mathrm{12391}}^1$

素因数の和:15209

約数の個数: 48

約数和(自身を含む): 39234658176

約数和(自身を除く): 20421353312

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 2791, 5582, 11164, 12391, 22328, 24782, 44656, 47447, 49564, 89312, 94894, 99128, 189788, 198256, 210647, 379576, 396512, 421294, 759152, 842588, 1518304, 1685176, 3370352, 6740704, 34583281, 69166562, 138333124, 276666248, 553332496, 587915777, 1106664992, 1175831554, 2351663108, 4703326216, 9406652432, 18813304864]

約数ペア:

[(1, 18813304864), (2, 9406652432), (4, 4703326216), (8, 2351663108), (16, 1175831554), (17, 1106664992), (32, 587915777), (34, 553332496), (68, 276666248), (136, 138333124), (272, 69166562), (544, 34583281), (2791, 6740704), (5582, 3370352), (11164, 1685176), (12391, 1518304), (22328, 842588), (24782, 759152), (44656, 421294), (47447, 396512), (49564, 379576), (89312, 210647), (94894, 198256), (99128, 189788)]