19540696

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2017}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 42135840

約数和(自身を除く): 22595144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1384, 2017, 2422, 4034, 4844, 8068, 9688, 14119, 16136, 28238, 56476, 112952, 348941, 697882, 1395764, 2442587, 2791528, 4885174, 9770348, 19540696]

約数ペア:

[(1, 19540696), (2, 9770348), (4, 4885174), (7, 2791528), (8, 2442587), (14, 1395764), (28, 697882), (56, 348941), (173, 112952), (346, 56476), (692, 28238), (1211, 16136), (1384, 14119), (2017, 9688), (2422, 8068), (4034, 4844)]