18599991

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{487}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 25766400

約数和(自身を除く): 7166409

約数列:

[1, 3, 29, 87, 439, 487, 1317, 1461, 12731, 14123, 38193, 42369, 213793, 641379, 6199997, 18599991]

約数ペア:

[(1, 18599991), (3, 6199997), (29, 641379), (87, 213793), (439, 42369), (487, 38193), (1317, 14123), (1461, 12731)]