20631606

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2549}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 23432394

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2549, 2698, 4047, 5098, 7647, 8094, 15294, 48431, 96862, 145293, 180979, 290586, 361958, 542937, 1085874, 3438601, 6877202, 10315803, 20631606]

約数ペア:

[(1, 20631606), (2, 10315803), (3, 6877202), (6, 3438601), (19, 1085874), (38, 542937), (57, 361958), (71, 290586), (114, 180979), (142, 145293), (213, 96862), (426, 48431), (1349, 15294), (2549, 8094), (2698, 7647), (4047, 5098)]