31351438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{11173}}^1$

素因数の和:11259

約数の個数: 16

約数和(自身を含む): 49880736

約数和(自身を除く): 18529298

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 11173, 22346, 256979, 513958, 681553, 1363106, 15675719, 31351438]

約数ペア:

[(1, 31351438), (2, 15675719), (23, 1363106), (46, 681553), (61, 513958), (122, 256979), (1403, 22346), (2806, 11173)]