20420982

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5701}}^1$

素因数の和:5908

約数の個数: 24

約数和(自身を含む): 44475600

約数和(自身を除く): 24054618

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 597, 1194, 1791, 3582, 5701, 11402, 17103, 34206, 51309, 102618, 1134499, 2268998, 3403497, 6806994, 10210491, 20420982]

約数ペア:

[(1, 20420982), (2, 10210491), (3, 6806994), (6, 3403497), (9, 2268998), (18, 1134499), (199, 102618), (398, 51309), (597, 34206), (1194, 17103), (1791, 11402), (3582, 5701)]