20438464

素因数分解:

$2^6\times {\mathrm{319351}}^1$

素因数の和:319363

約数の個数: 14

約数和(自身を含む): 40557704

約数和(自身を除く): 20119240

約数列:

[1, 2, 4, 8, 16, 32, 64, 319351, 638702, 1277404, 2554808, 5109616, 10219232, 20438464]

約数ペア:

[(1, 20438464), (2, 10219232), (4, 5109616), (8, 2554808), (16, 1277404), (32, 638702), (64, 319351)]