19222371

素因数分解:

$3^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{659}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 31848960

約数和(自身を除く): 12626589

約数列:

[1, 3, 7, 9, 21, 63, 463, 659, 1389, 1977, 3241, 4167, 4613, 5931, 9723, 13839, 29169, 41517, 305117, 915351, 2135819, 2746053, 6407457, 19222371]

約数ペア:

[(1, 19222371), (3, 6407457), (7, 2746053), (9, 2135819), (21, 915351), (63, 305117), (463, 41517), (659, 29169), (1389, 13839), (1977, 9723), (3241, 5931), (4167, 4613)]