20966476

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 37855440

約数和(自身を除く): 16888964

約数列:

[1, 2, 4, 59, 73, 118, 146, 236, 292, 1217, 2434, 4307, 4868, 8614, 17228, 71803, 88841, 143606, 177682, 287212, 355364, 5241619, 10483238, 20966476]

約数ペア:

[(1, 20966476), (2, 10483238), (4, 5241619), (59, 355364), (73, 287212), (118, 177682), (146, 143606), (236, 88841), (292, 71803), (1217, 17228), (2434, 8614), (4307, 4868)]