19817296

素因数分解:

$2^4\times {\mathrm{743}}^1\times {\mathrm{1667}}^1$

素因数の和:2418

約数の個数: 20

約数和(自身を含む): 38470752

約数和(自身を除く): 18653456

約数列:

[1, 2, 4, 8, 16, 743, 1486, 1667, 2972, 3334, 5944, 6668, 11888, 13336, 26672, 1238581, 2477162, 4954324, 9908648, 19817296]

約数ペア:

[(1, 19817296), (2, 9908648), (4, 4954324), (8, 2477162), (16, 1238581), (743, 26672), (1486, 13336), (1667, 11888), (2972, 6668), (3334, 5944)]