20611550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5647}}^1$

素因数の和:5732

約数の個数: 24

約数和(自身を含む): 38869536

約数和(自身を除く): 18257986

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5647, 11294, 28235, 56470, 141175, 282350, 412231, 824462, 2061155, 4122310, 10305775, 20611550]

約数ペア:

[(1, 20611550), (2, 10305775), (5, 4122310), (10, 2061155), (25, 824462), (50, 412231), (73, 282350), (146, 141175), (365, 56470), (730, 28235), (1825, 11294), (3650, 5647)]