20384373

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{809}}^1$

素因数の和:1076

約数の個数: 16

約数和(自身を含む): 28071360

約数和(自身を除く): 7686987

約数列:

[1, 3, 37, 111, 227, 681, 809, 2427, 8399, 25197, 29933, 89799, 183643, 550929, 6794791, 20384373]

約数ペア:

[(1, 20384373), (3, 6794791), (37, 550929), (111, 183643), (227, 89799), (681, 29933), (809, 25197), (2427, 8399)]