20104870

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1973}}^1$

素因数の和:2999

約数の個数: 16

約数和(自身を含む): 36242640

約数和(自身を除く): 16137770

約数列:

[1, 2, 5, 10, 1019, 1973, 2038, 3946, 5095, 9865, 10190, 19730, 2010487, 4020974, 10052435, 20104870]

約数ペア:

[(1, 20104870), (2, 10052435), (5, 4020974), (10, 2010487), (1019, 19730), (1973, 10190), (2038, 9865), (3946, 5095)]