19246077

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 28664064

約数和(自身を除く): 9417987

約数列:

[1, 3, 9, 47, 141, 173, 263, 423, 519, 789, 1557, 2367, 8131, 12361, 24393, 37083, 45499, 73179, 111249, 136497, 409491, 2138453, 6415359, 19246077]

約数ペア:

[(1, 19246077), (3, 6415359), (9, 2138453), (47, 409491), (141, 136497), (173, 111249), (263, 73179), (423, 45499), (519, 37083), (789, 24393), (1557, 12361), (2367, 8131)]