19728802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22573}}^1$

素因数の和:22617

約数の個数: 16

約数和(自身を含む): 32506560

約数和(自身を除く): 12777758

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22573, 45146, 428887, 519179, 857774, 1038358, 9864401, 19728802]

約数ペア:

[(1, 19728802), (2, 9864401), (19, 1038358), (23, 857774), (38, 519179), (46, 428887), (437, 45146), (874, 22573)]