20165979210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51707639}}^1$

素因数の和:51707662

約数の個数: 32

約数和(自身を含む): 52121301120

約数和(自身を除く): 31955321910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51707639, 103415278, 155122917, 258538195, 310245834, 517076390, 672199307, 775614585, 1344398614, 1551229170, 2016597921, 3360996535, 4033195842, 6721993070, 10082989605, 20165979210]

約数ペア:

[(1, 20165979210), (2, 10082989605), (3, 6721993070), (5, 4033195842), (6, 3360996535), (10, 2016597921), (13, 1551229170), (15, 1344398614), (26, 775614585), (30, 672199307), (39, 517076390), (65, 310245834), (78, 258538195), (130, 155122917), (195, 103415278), (390, 51707639)]