19803358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16811}}^1$

素因数の和:16863

約数の個数: 16

約数和(自身を含む): 32279040

約数和(自身を除く): 12475682

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 16811, 33622, 319409, 521141, 638818, 1042282, 9901679, 19803358]

約数ペア:

[(1, 19803358), (2, 9901679), (19, 1042282), (31, 638818), (38, 521141), (62, 319409), (589, 33622), (1178, 16811)]