20156378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48221}}^1$

素因数の和:48253

約数の個数: 16

約数和(自身を含む): 34719840

約数和(自身を除く): 14563462

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 48221, 96442, 530431, 916199, 1060862, 1832398, 10078189, 20156378]

約数ペア:

[(1, 20156378), (2, 10078189), (11, 1832398), (19, 1060862), (22, 916199), (38, 530431), (209, 96442), (418, 48221)]