20004726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7109}}^1$

素因数の和:7188

約数の個数: 32

約数和(自身を含む): 46414080

約数和(自身を除く): 26409354

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7109, 14218, 21327, 42654, 49763, 99526, 149289, 298578, 476303, 952606, 1428909, 2857818, 3334121, 6668242, 10002363, 20004726]

約数ペア:

[(1, 20004726), (2, 10002363), (3, 6668242), (6, 3334121), (7, 2857818), (14, 1428909), (21, 952606), (42, 476303), (67, 298578), (134, 149289), (201, 99526), (402, 49763), (469, 42654), (938, 21327), (1407, 14218), (2814, 7109)]