18708704

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^4$

素因数の和:85

約数の個数: 60

約数和(自身を含む): 44725464

約数和(自身を除く): 26016760

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1156, 1904, 2023, 2312, 3808, 4046, 4624, 4913, 8092, 9248, 9826, 16184, 19652, 32368, 34391, 39304, 64736, 68782, 78608, 83521, 137564, 157216, 167042, 275128, 334084, 550256, 584647, 668168, 1100512, 1169294, 1336336, 2338588, 2672672, 4677176, 9354352, 18708704]

約数ペア:

[(1, 18708704), (2, 9354352), (4, 4677176), (7, 2672672), (8, 2338588), (14, 1336336), (16, 1169294), (17, 1100512), (28, 668168), (32, 584647), (34, 550256), (56, 334084), (68, 275128), (112, 167042), (119, 157216), (136, 137564), (224, 83521), (238, 78608), (272, 68782), (289, 64736), (476, 39304), (544, 34391), (578, 32368), (952, 19652), (1156, 16184), (1904, 9826), (2023, 9248), (2312, 8092), (3808, 4913), (4046, 4624)]