2018558259

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 3130117120

約数和(自身を除く): 1111558861

約数列:

[1, 3, 9, 27, 61, 73, 103, 163, 183, 219, 309, 489, 549, 657, 927, 1467, 1647, 1971, 2781, 4401, 4453, 6283, 7519, 9943, 11899, 13359, 16789, 18849, 22557, 29829, 35697, 40077, 50367, 56547, 67671, 89487, 107091, 120231, 151101, 169641, 203013, 268461, 321273, 453303, 458659, 725839, 1024129, 1225597, 1375977, 2177517, 3072387, 3676791, 4127931, 6532551, 9217161, 11030373, 12383793, 19597653, 27651483, 33091119, 74761417, 224284251, 672852753, 2018558259]

約数ペア:

[(1, 2018558259), (3, 672852753), (9, 224284251), (27, 74761417), (61, 33091119), (73, 27651483), (103, 19597653), (163, 12383793), (183, 11030373), (219, 9217161), (309, 6532551), (489, 4127931), (549, 3676791), (657, 3072387), (927, 2177517), (1467, 1375977), (1647, 1225597), (1971, 1024129), (2781, 725839), (4401, 458659), (4453, 453303), (6283, 321273), (7519, 268461), (9943, 203013), (11899, 169641), (13359, 151101), (16789, 120231), (18849, 107091), (22557, 89487), (29829, 67671), (35697, 56547), (40077, 50367)]