18914763

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39161}}^1$

素因数の和:39194

約数の個数: 16

約数和(自身を含む): 30076416

約数和(自身を除く): 11161653

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 39161, 117483, 274127, 822381, 900703, 2702109, 6304921, 18914763]

約数ペア:

[(1, 18914763), (3, 6304921), (7, 2702109), (21, 900703), (23, 822381), (69, 274127), (161, 117483), (483, 39161)]