20882256

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 57835584

約数和(自身を除く): 36953328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 157, 163, 204, 272, 314, 326, 408, 471, 489, 628, 652, 816, 942, 978, 1256, 1304, 1884, 1956, 2512, 2608, 2669, 2771, 3768, 3912, 5338, 5542, 7536, 7824, 8007, 8313, 10676, 11084, 16014, 16626, 21352, 22168, 25591, 32028, 33252, 42704, 44336, 51182, 64056, 66504, 76773, 102364, 128112, 133008, 153546, 204728, 307092, 409456, 435047, 614184, 870094, 1228368, 1305141, 1740188, 2610282, 3480376, 5220564, 6960752, 10441128, 20882256]

約数ペア:

[(1, 20882256), (2, 10441128), (3, 6960752), (4, 5220564), (6, 3480376), (8, 2610282), (12, 1740188), (16, 1305141), (17, 1228368), (24, 870094), (34, 614184), (48, 435047), (51, 409456), (68, 307092), (102, 204728), (136, 153546), (157, 133008), (163, 128112), (204, 102364), (272, 76773), (314, 66504), (326, 64056), (408, 51182), (471, 44336), (489, 42704), (628, 33252), (652, 32028), (816, 25591), (942, 22168), (978, 21352), (1256, 16626), (1304, 16014), (1884, 11084), (1956, 10676), (2512, 8313), (2608, 8007), (2669, 7824), (2771, 7536), (3768, 5542), (3912, 5338)]