18694746

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 50474880

約数和(自身を除く): 31780134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 137, 171, 189, 266, 274, 342, 361, 378, 399, 411, 513, 722, 798, 822, 959, 1026, 1083, 1197, 1233, 1918, 2166, 2394, 2466, 2527, 2603, 2877, 3249, 3591, 3699, 5054, 5206, 5754, 6498, 7182, 7398, 7581, 7809, 8631, 9747, 15162, 15618, 17262, 18221, 19494, 22743, 23427, 25893, 36442, 45486, 46854, 49457, 51786, 54663, 68229, 70281, 98914, 109326, 136458, 140562, 148371, 163989, 296742, 327978, 346199, 445113, 491967, 692398, 890226, 983934, 1038597, 1335339, 2077194, 2670678, 3115791, 6231582, 9347373, 18694746]

約数ペア:

[(1, 18694746), (2, 9347373), (3, 6231582), (6, 3115791), (7, 2670678), (9, 2077194), (14, 1335339), (18, 1038597), (19, 983934), (21, 890226), (27, 692398), (38, 491967), (42, 445113), (54, 346199), (57, 327978), (63, 296742), (114, 163989), (126, 148371), (133, 140562), (137, 136458), (171, 109326), (189, 98914), (266, 70281), (274, 68229), (342, 54663), (361, 51786), (378, 49457), (399, 46854), (411, 45486), (513, 36442), (722, 25893), (798, 23427), (822, 22743), (959, 19494), (1026, 18221), (1083, 17262), (1197, 15618), (1233, 15162), (1918, 9747), (2166, 8631), (2394, 7809), (2466, 7581), (2527, 7398), (2603, 7182), (2877, 6498), (3249, 5754), (3591, 5206), (3699, 5054)]