20179401424

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{14543}}^1$

素因数の和:15524

約数の個数: 80

約数和(自身を含む): 48173916672

約数和(自身を除く): 27994515248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 953, 1456, 1906, 3812, 6671, 7624, 12389, 13342, 14543, 15248, 24778, 26684, 29086, 49556, 53368, 58172, 86723, 99112, 101801, 106736, 116344, 173446, 189059, 198224, 203602, 232688, 346892, 378118, 407204, 693784, 756236, 814408, 1323413, 1387568, 1512472, 1628816, 2646826, 3024944, 5293652, 10587304, 13859479, 21174608, 27718958, 55437916, 97016353, 110875832, 180173227, 194032706, 221751664, 360346454, 388065412, 720692908, 776130824, 1261212589, 1441385816, 1552261648, 2522425178, 2882771632, 5044850356, 10089700712, 20179401424]

約数ペア:

[(1, 20179401424), (2, 10089700712), (4, 5044850356), (7, 2882771632), (8, 2522425178), (13, 1552261648), (14, 1441385816), (16, 1261212589), (26, 776130824), (28, 720692908), (52, 388065412), (56, 360346454), (91, 221751664), (104, 194032706), (112, 180173227), (182, 110875832), (208, 97016353), (364, 55437916), (728, 27718958), (953, 21174608), (1456, 13859479), (1906, 10587304), (3812, 5293652), (6671, 3024944), (7624, 2646826), (12389, 1628816), (13342, 1512472), (14543, 1387568), (15248, 1323413), (24778, 814408), (26684, 756236), (29086, 693784), (49556, 407204), (53368, 378118), (58172, 346892), (86723, 232688), (99112, 203602), (101801, 198224), (106736, 189059), (116344, 173446)]