20850388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10837}}^1$

素因数の和:10891

約数の個数: 24

約数和(自身を含む): 40360712

約数和(自身を除く): 19510324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10837, 21674, 43348, 140881, 281762, 400969, 563524, 801938, 1603876, 5212597, 10425194, 20850388]

約数ペア:

[(1, 20850388), (2, 10425194), (4, 5212597), (13, 1603876), (26, 801938), (37, 563524), (52, 400969), (74, 281762), (148, 140881), (481, 43348), (962, 21674), (1924, 10837)]