206537864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 429287040

約数和(自身を除く): 222749176

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 83, 104, 142, 166, 284, 332, 337, 568, 664, 674, 923, 1079, 1348, 1846, 2158, 2696, 3692, 4316, 4381, 5893, 7384, 8632, 8762, 11786, 17524, 23572, 23927, 27971, 35048, 47144, 47854, 55942, 76609, 95708, 111884, 153218, 191416, 223768, 306436, 311051, 363623, 612872, 622102, 727246, 1244204, 1454492, 1985941, 2488408, 2908984, 3971882, 7943764, 15887528, 25817233, 51634466, 103268932, 206537864]

約数ペア:

[(1, 206537864), (2, 103268932), (4, 51634466), (8, 25817233), (13, 15887528), (26, 7943764), (52, 3971882), (71, 2908984), (83, 2488408), (104, 1985941), (142, 1454492), (166, 1244204), (284, 727246), (332, 622102), (337, 612872), (568, 363623), (664, 311051), (674, 306436), (923, 223768), (1079, 191416), (1348, 153218), (1846, 111884), (2158, 95708), (2696, 76609), (3692, 55942), (4316, 47854), (4381, 47144), (5893, 35048), (7384, 27971), (8632, 23927), (8762, 23572), (11786, 17524)]