18439203

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 8932317

約数列:

[1, 3, 17, 31, 51, 93, 107, 109, 321, 327, 527, 1581, 1819, 1853, 3317, 3379, 5457, 5559, 9951, 10137, 11663, 34989, 56389, 57443, 169167, 172329, 198271, 361553, 594813, 1084659, 6146401, 18439203]

約数ペア:

[(1, 18439203), (3, 6146401), (17, 1084659), (31, 594813), (51, 361553), (93, 198271), (107, 172329), (109, 169167), (321, 57443), (327, 56389), (527, 34989), (1581, 11663), (1819, 10137), (1853, 9951), (3317, 5559), (3379, 5457)]