31871056

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 78744960

約数和(自身を除く): 46873904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 476, 532, 646, 881, 952, 1064, 1292, 1762, 1904, 2128, 2261, 2584, 3524, 4522, 5168, 6167, 7048, 9044, 12334, 14096, 14977, 16739, 18088, 24668, 29954, 33478, 36176, 49336, 59908, 66956, 98672, 104839, 117173, 119816, 133912, 209678, 234346, 239632, 267824, 284563, 419356, 468692, 569126, 838712, 937384, 1138252, 1677424, 1874768, 1991941, 2276504, 3983882, 4553008, 7967764, 15935528, 31871056]

約数ペア:

[(1, 31871056), (2, 15935528), (4, 7967764), (7, 4553008), (8, 3983882), (14, 2276504), (16, 1991941), (17, 1874768), (19, 1677424), (28, 1138252), (34, 937384), (38, 838712), (56, 569126), (68, 468692), (76, 419356), (112, 284563), (119, 267824), (133, 239632), (136, 234346), (152, 209678), (238, 133912), (266, 119816), (272, 117173), (304, 104839), (323, 98672), (476, 66956), (532, 59908), (646, 49336), (881, 36176), (952, 33478), (1064, 29954), (1292, 24668), (1762, 18088), (1904, 16739), (2128, 14977), (2261, 14096), (2584, 12334), (3524, 9044), (4522, 7048), (5168, 6167)]