31620274

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61043}}^1$

素因数の和:61089

約数の個数: 16

約数和(自身を含む): 55672128

約数和(自身を除く): 24051854

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 61043, 122086, 427301, 854602, 2258591, 4517182, 15810137, 31620274]

約数ペア:

[(1, 31620274), (2, 15810137), (7, 4517182), (14, 2258591), (37, 854602), (74, 427301), (259, 122086), (518, 61043)]