19828624

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7603}}^1$

素因数の和:7774

約数の個数: 20

約数和(自身を含む): 38658736

約数和(自身を除く): 18830112

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7603, 15206, 30412, 60824, 121648, 1239289, 2478578, 4957156, 9914312, 19828624]

約数ペア:

[(1, 19828624), (2, 9914312), (4, 4957156), (8, 2478578), (16, 1239289), (163, 121648), (326, 60824), (652, 30412), (1304, 15206), (2608, 7603)]