19665898

素因数分解:

$2^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{1429}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 33770880

約数和(自身を除く): 14104982

約数列:

[1, 2, 7, 14, 983, 1429, 1966, 2858, 6881, 10003, 13762, 20006, 1404707, 2809414, 9832949, 19665898]

約数ペア:

[(1, 19665898), (2, 9832949), (7, 2809414), (14, 1404707), (983, 20006), (1429, 13762), (1966, 10003), (2858, 6881)]