19427576

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 45399960

約数和(自身を除く): 25972384

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 361, 434, 532, 589, 722, 868, 961, 1064, 1178, 1444, 1736, 1922, 2356, 2527, 2888, 3844, 4123, 4712, 5054, 6727, 7688, 8246, 10108, 11191, 13454, 16492, 18259, 20216, 22382, 26908, 32984, 36518, 44764, 53816, 73036, 78337, 89528, 127813, 146072, 156674, 255626, 313348, 346921, 511252, 626696, 693842, 1022504, 1387684, 2428447, 2775368, 4856894, 9713788, 19427576]

約数ペア:

[(1, 19427576), (2, 9713788), (4, 4856894), (7, 2775368), (8, 2428447), (14, 1387684), (19, 1022504), (28, 693842), (31, 626696), (38, 511252), (56, 346921), (62, 313348), (76, 255626), (124, 156674), (133, 146072), (152, 127813), (217, 89528), (248, 78337), (266, 73036), (361, 53816), (434, 44764), (532, 36518), (589, 32984), (722, 26908), (868, 22382), (961, 20216), (1064, 18259), (1178, 16492), (1444, 13454), (1736, 11191), (1922, 10108), (2356, 8246), (2527, 7688), (2888, 6727), (3844, 5054), (4123, 4712)]