20868264

素因数分解:

$2^3\times 3^2\times {\mathrm{289837}}^1$

素因数の和:289849

約数の個数: 24

約数和(自身を含む): 56518410

約数和(自身を除く): 35650146

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289837, 579674, 869511, 1159348, 1739022, 2318696, 2608533, 3478044, 5217066, 6956088, 10434132, 20868264]

約数ペア:

[(1, 20868264), (2, 10434132), (3, 6956088), (4, 5217066), (6, 3478044), (8, 2608533), (9, 2318696), (12, 1739022), (18, 1159348), (24, 869511), (36, 579674), (72, 289837)]