19729101

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40847}}^1$

素因数の和:40880

約数の個数: 16

約数和(自身を含む): 31371264

約数和(自身を除く): 11642163

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 40847, 122541, 285929, 857787, 939481, 2818443, 6576367, 19729101]

約数ペア:

[(1, 19729101), (3, 6576367), (7, 2818443), (21, 939481), (23, 857787), (69, 285929), (161, 122541), (483, 40847)]