26778378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{643}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 58609152

約数和(自身を除く): 31830774

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 631, 643, 1262, 1286, 1893, 1929, 3786, 3858, 6941, 7073, 13882, 14146, 20823, 21219, 41646, 42438, 405733, 811466, 1217199, 2434398, 4463063, 8926126, 13389189, 26778378]

約数ペア:

[(1, 26778378), (2, 13389189), (3, 8926126), (6, 4463063), (11, 2434398), (22, 1217199), (33, 811466), (66, 405733), (631, 42438), (643, 41646), (1262, 21219), (1286, 20823), (1893, 14146), (1929, 13882), (3786, 7073), (3858, 6941)]