20704952

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{181}}^2$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 39531600

約数和(自身を除く): 18826648

約数列:

[1, 2, 4, 8, 79, 158, 181, 316, 362, 632, 724, 1448, 14299, 28598, 32761, 57196, 65522, 114392, 131044, 262088, 2588119, 5176238, 10352476, 20704952]

約数ペア:

[(1, 20704952), (2, 10352476), (4, 5176238), (8, 2588119), (79, 262088), (158, 131044), (181, 114392), (316, 65522), (362, 57196), (632, 32761), (724, 28598), (1448, 14299)]