19539866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2437}}^1$

素因数の和:2669

約数の個数: 16

約数和(自身を含む): 31011360

約数和(自身を除く): 11471494

約数列:

[1, 2, 19, 38, 211, 422, 2437, 4009, 4874, 8018, 46303, 92606, 514207, 1028414, 9769933, 19539866]

約数ペア:

[(1, 19539866), (2, 9769933), (19, 1028414), (38, 514207), (211, 92606), (422, 46303), (2437, 8018), (4009, 4874)]