20715792

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 37137648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 53, 68, 102, 106, 136, 159, 204, 212, 272, 318, 408, 424, 479, 636, 816, 848, 901, 958, 1272, 1437, 1802, 1916, 2544, 2703, 2874, 3604, 3832, 5406, 5748, 7208, 7664, 8143, 10812, 11496, 14416, 16286, 21624, 22992, 24429, 25387, 32572, 43248, 48858, 50774, 65144, 76161, 97716, 101548, 130288, 152322, 195432, 203096, 304644, 390864, 406192, 431579, 609288, 863158, 1218576, 1294737, 1726316, 2589474, 3452632, 5178948, 6905264, 10357896, 20715792]

約数ペア:

[(1, 20715792), (2, 10357896), (3, 6905264), (4, 5178948), (6, 3452632), (8, 2589474), (12, 1726316), (16, 1294737), (17, 1218576), (24, 863158), (34, 609288), (48, 431579), (51, 406192), (53, 390864), (68, 304644), (102, 203096), (106, 195432), (136, 152322), (159, 130288), (204, 101548), (212, 97716), (272, 76161), (318, 65144), (408, 50774), (424, 48858), (479, 43248), (636, 32572), (816, 25387), (848, 24429), (901, 22992), (958, 21624), (1272, 16286), (1437, 14416), (1802, 11496), (1916, 10812), (2544, 8143), (2703, 7664), (2874, 7208), (3604, 5748), (3832, 5406)]