18738704

素因数分解:

$2^4\times {\mathrm{853}}^1\times {\mathrm{1373}}^1$

素因数の和:2234

約数の個数: 20

約数和(自身を含む): 36375276

約数和(自身を除く): 17636572

約数列:

[1, 2, 4, 8, 16, 853, 1373, 1706, 2746, 3412, 5492, 6824, 10984, 13648, 21968, 1171169, 2342338, 4684676, 9369352, 18738704]

約数ペア:

[(1, 18738704), (2, 9369352), (4, 4684676), (8, 2342338), (16, 1171169), (853, 21968), (1373, 13648), (1706, 10984), (2746, 6824), (3412, 5492)]