20183972090

素因数分解:

$2^1\times 5^1\times {\mathrm{12821}}^1\times {\mathrm{157429}}^1$

素因数の和:170257

約数の個数: 16

約数和(自身を含む): 36334214280

約数和(自身を除く): 16150242190

約数列:

[1, 2, 5, 10, 12821, 25642, 64105, 128210, 157429, 314858, 787145, 1574290, 2018397209, 4036794418, 10091986045, 20183972090]

約数ペア:

[(1, 20183972090), (2, 10091986045), (5, 4036794418), (10, 2018397209), (12821, 1574290), (25642, 787145), (64105, 314858), (128210, 157429)]