18064064068

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{337}}^1\times {\mathrm{521}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 34124486760

約数和(自身を除く): 16060422692

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 289, 337, 356, 521, 578, 674, 1042, 1156, 1348, 1513, 2084, 3026, 5729, 6052, 8857, 11458, 17714, 22916, 25721, 29993, 35428, 46369, 51442, 59986, 92738, 97393, 102884, 119972, 150569, 175577, 185476, 194786, 301138, 351154, 389572, 509881, 602276, 702308, 788273, 1019762, 1576546, 2039524, 2984809, 3153092, 5969618, 8667977, 11939236, 13400641, 15626353, 17335954, 26801282, 31252706, 34671908, 50741753, 53602564, 62505412, 101483506, 202967012, 265648001, 531296002, 1062592004, 4516016017, 9032032034, 18064064068]

約数ペア:

[(1, 18064064068), (2, 9032032034), (4, 4516016017), (17, 1062592004), (34, 531296002), (68, 265648001), (89, 202967012), (178, 101483506), (289, 62505412), (337, 53602564), (356, 50741753), (521, 34671908), (578, 31252706), (674, 26801282), (1042, 17335954), (1156, 15626353), (1348, 13400641), (1513, 11939236), (2084, 8667977), (3026, 5969618), (5729, 3153092), (6052, 2984809), (8857, 2039524), (11458, 1576546), (17714, 1019762), (22916, 788273), (25721, 702308), (29993, 602276), (35428, 509881), (46369, 389572), (51442, 351154), (59986, 301138), (92738, 194786), (97393, 185476), (102884, 175577), (119972, 150569)]