18761037

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 27084000

約数和(自身を除く): 8322963

約数列:

[1, 3, 19, 47, 57, 141, 149, 447, 893, 2209, 2679, 2831, 6627, 7003, 8493, 21009, 41971, 125913, 133057, 329141, 399171, 987423, 6253679, 18761037]

約数ペア:

[(1, 18761037), (3, 6253679), (19, 987423), (47, 399171), (57, 329141), (141, 133057), (149, 125913), (447, 41971), (893, 21009), (2209, 8493), (2679, 7003), (2831, 6627)]