19692972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 55495440

約数和(自身を除く): 35802468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1451, 1508, 2262, 2902, 3393, 4353, 4524, 5804, 6786, 8706, 13059, 13572, 17412, 18863, 26118, 37726, 42079, 52236, 56589, 75452, 84158, 113178, 126237, 168316, 169767, 226356, 252474, 339534, 378711, 504948, 547027, 679068, 757422, 1094054, 1514844, 1641081, 2188108, 3282162, 4923243, 6564324, 9846486, 19692972]

約数ペア:

[(1, 19692972), (2, 9846486), (3, 6564324), (4, 4923243), (6, 3282162), (9, 2188108), (12, 1641081), (13, 1514844), (18, 1094054), (26, 757422), (29, 679068), (36, 547027), (39, 504948), (52, 378711), (58, 339534), (78, 252474), (87, 226356), (116, 169767), (117, 168316), (156, 126237), (174, 113178), (234, 84158), (261, 75452), (348, 56589), (377, 52236), (468, 42079), (522, 37726), (754, 26118), (1044, 18863), (1131, 17412), (1451, 13572), (1508, 13059), (2262, 8706), (2902, 6786), (3393, 5804), (4353, 4524)]