20298628

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4801}}^1$

素因数の和:4963

約数の個数: 24

約数和(自身を含む): 40874624

約数和(自身を除く): 20575996

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4801, 9602, 19204, 33607, 67214, 134428, 724951, 1449902, 2899804, 5074657, 10149314, 20298628]

約数ペア:

[(1, 20298628), (2, 10149314), (4, 5074657), (7, 2899804), (14, 1449902), (28, 724951), (151, 134428), (302, 67214), (604, 33607), (1057, 19204), (2114, 9602), (4228, 4801)]