20370273

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 34132992

約数和(自身を除く): 13762719

約数列:

[1, 3, 7, 11, 21, 33, 77, 163, 231, 489, 541, 1141, 1623, 1793, 3423, 3787, 5379, 5951, 11361, 12551, 17853, 37653, 41657, 88183, 124971, 264549, 617281, 970013, 1851843, 2910039, 6790091, 20370273]

約数ペア:

[(1, 20370273), (3, 6790091), (7, 2910039), (11, 1851843), (21, 970013), (33, 617281), (77, 264549), (163, 124971), (231, 88183), (489, 41657), (541, 37653), (1141, 17853), (1623, 12551), (1793, 11361), (3423, 5951), (3787, 5379)]