20123408572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{75167}}^1$

素因数の和:75346

約数の個数: 48

約数和(自身を含む): 38793904128

約数和(自身を除く): 18670495556

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 127, 254, 508, 527, 1054, 2108, 2159, 3937, 4318, 7874, 8636, 15748, 66929, 75167, 133858, 150334, 267716, 300668, 1277839, 2330177, 2555678, 4660354, 5111356, 9320708, 9546209, 19092418, 38184836, 39613009, 79226018, 158452036, 162285553, 295932479, 324571106, 591864958, 649142212, 1183729916, 5030852143, 10061704286, 20123408572]

約数ペア:

[(1, 20123408572), (2, 10061704286), (4, 5030852143), (17, 1183729916), (31, 649142212), (34, 591864958), (62, 324571106), (68, 295932479), (124, 162285553), (127, 158452036), (254, 79226018), (508, 39613009), (527, 38184836), (1054, 19092418), (2108, 9546209), (2159, 9320708), (3937, 5111356), (4318, 4660354), (7874, 2555678), (8636, 2330177), (15748, 1277839), (66929, 300668), (75167, 267716), (133858, 150334)]