20951922170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{148669}}^1$

素因数の和:149522

約数の個数: 32

約数和(自身を含む): 39980336400

約数和(自身を除く): 19028414230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 829, 1658, 4145, 8290, 14093, 28186, 70465, 140930, 148669, 297338, 743345, 1486690, 2527373, 5054746, 12636865, 25273730, 123246601, 246493202, 616233005, 1232466010, 2095192217, 4190384434, 10475961085, 20951922170]

約数ペア:

[(1, 20951922170), (2, 10475961085), (5, 4190384434), (10, 2095192217), (17, 1232466010), (34, 616233005), (85, 246493202), (170, 123246601), (829, 25273730), (1658, 12636865), (4145, 5054746), (8290, 2527373), (14093, 1486690), (28186, 743345), (70465, 297338), (140930, 148669)]