20160938356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{602971}}^1$

素因数の和:603631

約数の個数: 24

約数和(自身を含む): 38054768864

約数和(自身を除く): 17893830508

約数列:

[1, 2, 4, 13, 26, 52, 643, 1286, 2572, 8359, 16718, 33436, 602971, 1205942, 2411884, 7838623, 15677246, 31354492, 387710353, 775420706, 1550841412, 5040234589, 10080469178, 20160938356]

約数ペア:

[(1, 20160938356), (2, 10080469178), (4, 5040234589), (13, 1550841412), (26, 775420706), (52, 387710353), (643, 31354492), (1286, 15677246), (2572, 7838623), (8359, 2411884), (16718, 1205942), (33436, 602971)]