19638938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{16843}}^1$

素因数の和:16909

約数の個数: 16

約数和(自身を含む): 32744736

約数和(自身を除く): 13105798

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 16843, 33686, 185273, 370546, 892679, 1785358, 9819469, 19638938]

約数ペア:

[(1, 19638938), (2, 9819469), (11, 1785358), (22, 892679), (53, 370546), (106, 185273), (583, 33686), (1166, 16843)]