18396441

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4787}}^1$

素因数の和:4861

約数の個数: 24

約数和(自身を含む): 30873024

約数和(自身を除く): 12476583

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 4787, 14361, 33509, 43083, 100527, 292007, 301581, 876021, 2044049, 2628063, 6132147, 18396441]

約数ペア:

[(1, 18396441), (3, 6132147), (7, 2628063), (9, 2044049), (21, 876021), (61, 301581), (63, 292007), (183, 100527), (427, 43083), (549, 33509), (1281, 14361), (3843, 4787)]