18506673

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 27750528

約数和(自身を除く): 9243855

約数列:

[1, 3, 9, 47, 67, 141, 201, 423, 603, 653, 1959, 3149, 5877, 9447, 28341, 30691, 43751, 92073, 131253, 276219, 393759, 2056297, 6168891, 18506673]

約数ペア:

[(1, 18506673), (3, 6168891), (9, 2056297), (47, 393759), (67, 276219), (141, 131253), (201, 92073), (423, 43751), (603, 30691), (653, 28341), (1959, 9447), (3149, 5877)]