19976592

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 34305648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 113, 116, 127, 174, 226, 232, 254, 339, 348, 381, 452, 464, 508, 678, 696, 762, 904, 1016, 1356, 1392, 1524, 1808, 2032, 2712, 3048, 3277, 3683, 5424, 6096, 6554, 7366, 9831, 11049, 13108, 14351, 14732, 19662, 22098, 26216, 28702, 29464, 39324, 43053, 44196, 52432, 57404, 58928, 78648, 86106, 88392, 114808, 157296, 172212, 176784, 229616, 344424, 416179, 688848, 832358, 1248537, 1664716, 2497074, 3329432, 4994148, 6658864, 9988296, 19976592]

約数ペア:

[(1, 19976592), (2, 9988296), (3, 6658864), (4, 4994148), (6, 3329432), (8, 2497074), (12, 1664716), (16, 1248537), (24, 832358), (29, 688848), (48, 416179), (58, 344424), (87, 229616), (113, 176784), (116, 172212), (127, 157296), (174, 114808), (226, 88392), (232, 86106), (254, 78648), (339, 58928), (348, 57404), (381, 52432), (452, 44196), (464, 43053), (508, 39324), (678, 29464), (696, 28702), (762, 26216), (904, 22098), (1016, 19662), (1356, 14732), (1392, 14351), (1524, 13108), (1808, 11049), (2032, 9831), (2712, 7366), (3048, 6554), (3277, 6096), (3683, 5424)]