20931960496

素因数分解:

$2^4\times {\mathrm{967}}^1\times {\mathrm{1352893}}^1$

素因数の和:1353868

約数の個数: 20

約数和(自身を含む): 40597643152

約数和(自身を除く): 19665682656

約数列:

[1, 2, 4, 8, 16, 967, 1934, 3868, 7736, 15472, 1352893, 2705786, 5411572, 10823144, 21646288, 1308247531, 2616495062, 5232990124, 10465980248, 20931960496]

約数ペア:

[(1, 20931960496), (2, 10465980248), (4, 5232990124), (8, 2616495062), (16, 1308247531), (967, 21646288), (1934, 10823144), (3868, 5411572), (7736, 2705786), (15472, 1352893)]