20114514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 51609600

約数和(自身を除く): 31495086

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 378, 381, 419, 762, 838, 889, 1143, 1257, 1778, 2286, 2514, 2667, 2933, 3429, 3771, 5334, 5866, 6858, 7542, 8001, 8799, 11313, 16002, 17598, 22626, 24003, 26397, 48006, 52794, 53213, 79191, 106426, 158382, 159639, 319278, 372491, 478917, 744982, 957834, 1117473, 1436751, 2234946, 2873502, 3352419, 6704838, 10057257, 20114514]

約数ペア:

[(1, 20114514), (2, 10057257), (3, 6704838), (6, 3352419), (7, 2873502), (9, 2234946), (14, 1436751), (18, 1117473), (21, 957834), (27, 744982), (42, 478917), (54, 372491), (63, 319278), (126, 159639), (127, 158382), (189, 106426), (254, 79191), (378, 53213), (381, 52794), (419, 48006), (762, 26397), (838, 24003), (889, 22626), (1143, 17598), (1257, 16002), (1778, 11313), (2286, 8799), (2514, 8001), (2667, 7542), (2933, 6858), (3429, 5866), (3771, 5334)]