2018123991

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5861}}^1$

素因数の和:5998

約数の個数: 48

約数和(自身を含む): 3286002720

約数和(自身を除く): 1267878729

約数列:

[1, 3, 9, 13, 27, 39, 81, 109, 117, 243, 327, 351, 981, 1053, 1417, 2943, 3159, 4251, 5861, 8829, 12753, 17583, 26487, 38259, 52749, 76193, 114777, 158247, 228579, 344331, 474741, 638849, 685737, 1424223, 1916547, 2057211, 5749641, 6171633, 8305037, 17248923, 18514899, 24915111, 51746769, 74745333, 155240307, 224235999, 672707997, 2018123991]

約数ペア:

[(1, 2018123991), (3, 672707997), (9, 224235999), (13, 155240307), (27, 74745333), (39, 51746769), (81, 24915111), (109, 18514899), (117, 17248923), (243, 8305037), (327, 6171633), (351, 5749641), (981, 2057211), (1053, 1916547), (1417, 1424223), (2943, 685737), (3159, 638849), (4251, 474741), (5861, 344331), (8829, 228579), (12753, 158247), (17583, 114777), (26487, 76193), (38259, 52749)]