18667956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 46992960

約数和(自身を除く): 28325004

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 1997, 2337, 3116, 3994, 4674, 5991, 7988, 9348, 11982, 23964, 37943, 75886, 81877, 113829, 151772, 163754, 227658, 245631, 327508, 455316, 491262, 982524, 1555663, 3111326, 4666989, 6222652, 9333978, 18667956]

約数ペア:

[(1, 18667956), (2, 9333978), (3, 6222652), (4, 4666989), (6, 3111326), (12, 1555663), (19, 982524), (38, 491262), (41, 455316), (57, 327508), (76, 245631), (82, 227658), (114, 163754), (123, 151772), (164, 113829), (228, 81877), (246, 75886), (492, 37943), (779, 23964), (1558, 11982), (1997, 9348), (2337, 7988), (3116, 5991), (3994, 4674)]