20430054

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 29889306

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 41, 47, 57, 62, 82, 93, 94, 114, 123, 141, 171, 186, 246, 279, 282, 342, 369, 423, 558, 589, 738, 779, 846, 893, 1178, 1271, 1457, 1558, 1767, 1786, 1927, 2337, 2542, 2679, 2914, 3534, 3813, 3854, 4371, 4674, 5301, 5358, 5781, 7011, 7626, 8037, 8742, 10602, 11439, 11562, 13113, 14022, 16074, 17343, 22878, 24149, 26226, 27683, 34686, 36613, 48298, 55366, 59737, 72447, 73226, 83049, 109839, 119474, 144894, 166098, 179211, 217341, 219678, 249147, 329517, 358422, 434682, 498294, 537633, 659034, 1075266, 1135003, 2270006, 3405009, 6810018, 10215027, 20430054]

約数ペア:

[(1, 20430054), (2, 10215027), (3, 6810018), (6, 3405009), (9, 2270006), (18, 1135003), (19, 1075266), (31, 659034), (38, 537633), (41, 498294), (47, 434682), (57, 358422), (62, 329517), (82, 249147), (93, 219678), (94, 217341), (114, 179211), (123, 166098), (141, 144894), (171, 119474), (186, 109839), (246, 83049), (279, 73226), (282, 72447), (342, 59737), (369, 55366), (423, 48298), (558, 36613), (589, 34686), (738, 27683), (779, 26226), (846, 24149), (893, 22878), (1178, 17343), (1271, 16074), (1457, 14022), (1558, 13113), (1767, 11562), (1786, 11439), (1927, 10602), (2337, 8742), (2542, 8037), (2679, 7626), (2914, 7011), (3534, 5781), (3813, 5358), (3854, 5301), (4371, 4674)]