19967703

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41341}}^1$

素因数の和:41374

約数の個数: 16

約数和(自身を含む): 31750656

約数和(自身を除く): 11782953

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41341, 124023, 289387, 868161, 950843, 2852529, 6655901, 19967703]

約数ペア:

[(1, 19967703), (3, 6655901), (7, 2852529), (21, 950843), (23, 868161), (69, 289387), (161, 124023), (483, 41341)]