19006942940

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{727121}}^1$

素因数の和:728437

約数の個数: 24

約数和(自身を含む): 39945174192

約数和(自身を除く): 20938231252

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 13070, 26140, 727121, 1454242, 2908484, 3635605, 7271210, 14542420, 950347147, 1900694294, 3801388588, 4751735735, 9503471470, 19006942940]

約数ペア:

[(1, 19006942940), (2, 9503471470), (4, 4751735735), (5, 3801388588), (10, 1900694294), (20, 950347147), (1307, 14542420), (2614, 7271210), (5228, 3635605), (6535, 2908484), (13070, 1454242), (26140, 727121)]