20523312

素因数分解:

$2^4\times 3^2\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:770

約数の個数: 60

約数和(自身を含む): 57741840

約数和(自身を除く): 37218528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 359, 397, 718, 794, 1077, 1191, 1436, 1588, 2154, 2382, 2872, 3176, 3231, 3573, 4308, 4764, 5744, 6352, 6462, 7146, 8616, 9528, 12924, 14292, 17232, 19056, 25848, 28584, 51696, 57168, 142523, 285046, 427569, 570092, 855138, 1140184, 1282707, 1710276, 2280368, 2565414, 3420552, 5130828, 6841104, 10261656, 20523312]

約数ペア:

[(1, 20523312), (2, 10261656), (3, 6841104), (4, 5130828), (6, 3420552), (8, 2565414), (9, 2280368), (12, 1710276), (16, 1282707), (18, 1140184), (24, 855138), (36, 570092), (48, 427569), (72, 285046), (144, 142523), (359, 57168), (397, 51696), (718, 28584), (794, 25848), (1077, 19056), (1191, 17232), (1436, 14292), (1588, 12924), (2154, 9528), (2382, 8616), (2872, 7146), (3176, 6462), (3231, 6352), (3573, 5744), (4308, 4764)]