18974202

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{243259}}^1$

素因数の和:243277

約数の個数: 16

約数和(自身を含む): 40867680

約数和(自身を除く): 21893478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 243259, 486518, 729777, 1459554, 3162367, 6324734, 9487101, 18974202]

約数ペア:

[(1, 18974202), (2, 9487101), (3, 6324734), (6, 3162367), (13, 1459554), (26, 729777), (39, 486518), (78, 243259)]