20005474

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1221

約数の個数: 16

約数和(自身を含む): 30647736

約数和(自身を除く): 10642262

約数列:

[1, 2, 97, 101, 194, 202, 1021, 2042, 9797, 19594, 99037, 103121, 198074, 206242, 10002737, 20005474]

約数ペア:

[(1, 20005474), (2, 10002737), (97, 206242), (101, 198074), (194, 103121), (202, 99037), (1021, 19594), (2042, 9797)]