18438394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4517}}^1$

素因数の和:4689

約数の個数: 16

約数和(自身を含む): 29981448

約数和(自身を除く): 11543054

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 4517, 9034, 58721, 117442, 709169, 1418338, 9219197, 18438394]

約数ペア:

[(1, 18438394), (2, 9219197), (13, 1418338), (26, 709169), (157, 117442), (314, 58721), (2041, 9034), (4082, 4517)]