20235218913

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{58687}}^1$

素因数の和:59134

約数の個数: 48

約数和(自身を含む): 36059785216

約数和(自身を除く): 15824566303

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 421, 819, 1263, 2947, 3789, 5473, 8841, 16419, 26523, 38311, 49257, 58687, 114933, 176061, 344799, 410809, 528183, 762931, 1232427, 2288793, 3697281, 5340517, 6866379, 16021551, 24707227, 48064653, 74121681, 172950589, 222365043, 321193951, 518851767, 963581853, 1556555301, 2248357657, 2890745559, 6745072971, 20235218913]

約数ペア:

[(1, 20235218913), (3, 6745072971), (7, 2890745559), (9, 2248357657), (13, 1556555301), (21, 963581853), (39, 518851767), (63, 321193951), (91, 222365043), (117, 172950589), (273, 74121681), (421, 48064653), (819, 24707227), (1263, 16021551), (2947, 6866379), (3789, 5340517), (5473, 3697281), (8841, 2288793), (16419, 1232427), (26523, 762931), (38311, 528183), (49257, 410809), (58687, 344799), (114933, 176061)]