18351173906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{3947}}^1$

素因数の和:4203

約数の個数: 64

約数和(自身を含む): 32067487872

約数和(自身を除く): 13716313966

約数列:

[1, 2, 13, 17, 26, 34, 67, 134, 157, 221, 314, 442, 871, 1139, 1742, 2041, 2278, 2669, 3947, 4082, 5338, 7894, 10519, 14807, 21038, 29614, 34697, 51311, 67099, 69394, 102622, 134198, 136747, 178823, 264449, 273494, 357646, 528898, 619679, 872287, 1239358, 1744574, 2324699, 3437837, 4495633, 4649398, 6875674, 8055827, 8991266, 10534543, 16111654, 21069086, 41518493, 58443229, 83036986, 116886458, 136949059, 273898118, 539740409, 705814381, 1079480818, 1411628762, 9175586953, 18351173906]

約数ペア:

[(1, 18351173906), (2, 9175586953), (13, 1411628762), (17, 1079480818), (26, 705814381), (34, 539740409), (67, 273898118), (134, 136949059), (157, 116886458), (221, 83036986), (314, 58443229), (442, 41518493), (871, 21069086), (1139, 16111654), (1742, 10534543), (2041, 8991266), (2278, 8055827), (2669, 6875674), (3947, 4649398), (4082, 4495633), (5338, 3437837), (7894, 2324699), (10519, 1744574), (14807, 1239358), (21038, 872287), (29614, 619679), (34697, 528898), (51311, 357646), (67099, 273494), (69394, 264449), (102622, 178823), (134198, 136747)]