31990128

素因数分解:

$2^4\times 3^1\times {\mathrm{666461}}^1$

素因数の和:666472

約数の個数: 20

約数和(自身を含む): 82641288

約数和(自身を除く): 50651160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 666461, 1332922, 1999383, 2665844, 3998766, 5331688, 7997532, 10663376, 15995064, 31990128]

約数ペア:

[(1, 31990128), (2, 15995064), (3, 10663376), (4, 7997532), (6, 5331688), (8, 3998766), (12, 2665844), (16, 1999383), (24, 1332922), (48, 666461)]