18794724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 52778880

約数和(自身を除く): 33984156

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 156, 204, 221, 228, 247, 323, 373, 442, 494, 646, 663, 741, 746, 884, 969, 988, 1119, 1292, 1326, 1482, 1492, 1938, 2238, 2652, 2964, 3876, 4199, 4476, 4849, 6341, 7087, 8398, 9698, 12597, 12682, 14174, 14547, 16796, 19023, 19396, 21261, 25194, 25364, 28348, 29094, 38046, 42522, 50388, 58188, 76092, 82433, 85044, 92131, 120479, 164866, 184262, 240958, 247299, 276393, 329732, 361437, 368524, 481916, 494598, 552786, 722874, 989196, 1105572, 1445748, 1566227, 3132454, 4698681, 6264908, 9397362, 18794724]

約数ペア:

[(1, 18794724), (2, 9397362), (3, 6264908), (4, 4698681), (6, 3132454), (12, 1566227), (13, 1445748), (17, 1105572), (19, 989196), (26, 722874), (34, 552786), (38, 494598), (39, 481916), (51, 368524), (52, 361437), (57, 329732), (68, 276393), (76, 247299), (78, 240958), (102, 184262), (114, 164866), (156, 120479), (204, 92131), (221, 85044), (228, 82433), (247, 76092), (323, 58188), (373, 50388), (442, 42522), (494, 38046), (646, 29094), (663, 28348), (741, 25364), (746, 25194), (884, 21261), (969, 19396), (988, 19023), (1119, 16796), (1292, 14547), (1326, 14174), (1482, 12682), (1492, 12597), (1938, 9698), (2238, 8398), (2652, 7087), (2964, 6341), (3876, 4849), (4199, 4476)]