20191566

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4787}}^1$

素因数の和:4848

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 23474994

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 703, 1406, 2109, 4218, 4787, 9574, 14361, 28722, 90953, 177119, 181906, 272859, 354238, 531357, 545718, 1062714, 3365261, 6730522, 10095783, 20191566]

約数ペア:

[(1, 20191566), (2, 10095783), (3, 6730522), (6, 3365261), (19, 1062714), (37, 545718), (38, 531357), (57, 354238), (74, 272859), (111, 181906), (114, 177119), (222, 90953), (703, 28722), (1406, 14361), (2109, 9574), (4218, 4787)]