18372016208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{10267}}^1$

素因数の和:11524

約数の個数: 80

約数和(自身を含む): 43850110080

約数和(自身を除く): 25478093872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1229, 1456, 2458, 4916, 8603, 9832, 10267, 15977, 17206, 19664, 20534, 31954, 34412, 41068, 63908, 68824, 71869, 82136, 111839, 127816, 133471, 137648, 143738, 164272, 223678, 255632, 266942, 287476, 447356, 533884, 574952, 894712, 934297, 1067768, 1149904, 1789424, 1868594, 2135536, 3737188, 7474376, 12618143, 14948752, 25236286, 50472572, 88327001, 100945144, 164035859, 176654002, 201890288, 328071718, 353308004, 656143436, 706616008, 1148251013, 1312286872, 1413232016, 2296502026, 2624573744, 4593004052, 9186008104, 18372016208]

約数ペア:

[(1, 18372016208), (2, 9186008104), (4, 4593004052), (7, 2624573744), (8, 2296502026), (13, 1413232016), (14, 1312286872), (16, 1148251013), (26, 706616008), (28, 656143436), (52, 353308004), (56, 328071718), (91, 201890288), (104, 176654002), (112, 164035859), (182, 100945144), (208, 88327001), (364, 50472572), (728, 25236286), (1229, 14948752), (1456, 12618143), (2458, 7474376), (4916, 3737188), (8603, 2135536), (9832, 1868594), (10267, 1789424), (15977, 1149904), (17206, 1067768), (19664, 934297), (20534, 894712), (31954, 574952), (34412, 533884), (41068, 447356), (63908, 287476), (68824, 266942), (71869, 255632), (82136, 223678), (111839, 164272), (127816, 143738), (133471, 137648)]