19316211

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 26304000

約数和(自身を除く): 6987789

約数列:

[1, 3, 79, 149, 237, 447, 547, 1641, 11771, 35313, 43213, 81503, 129639, 244509, 6438737, 19316211]

約数ペア:

[(1, 19316211), (3, 6438737), (79, 244509), (149, 129639), (237, 81503), (447, 43213), (547, 35313), (1641, 11771)]