18914988

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{14461}}^1$

素因数の和:14577

約数の個数: 24

約数和(自身を含む): 44542960

約数和(自身を除く): 25627972

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 14461, 28922, 43383, 57844, 86766, 173532, 1576249, 3152498, 4728747, 6304996, 9457494, 18914988]

約数ペア:

[(1, 18914988), (2, 9457494), (3, 6304996), (4, 4728747), (6, 3152498), (12, 1576249), (109, 173532), (218, 86766), (327, 57844), (436, 43383), (654, 28922), (1308, 14461)]