19130819757

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1288531}}^1$

素因数の和:1288649

約数の個数: 24

約数和(自身を含む): 29966100192

約数和(自身を除く): 10835280435

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 14847, 1288531, 3865593, 9019717, 27059151, 63138019, 130141631, 189414057, 390424893, 910991417, 2732974251, 6376939919, 19130819757]

約数ペア:

[(1, 19130819757), (3, 6376939919), (7, 2732974251), (21, 910991417), (49, 390424893), (101, 189414057), (147, 130141631), (303, 63138019), (707, 27059151), (2121, 9019717), (4949, 3865593), (14847, 1288531)]