20205438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{787}}^1$

素因数の和:1192

約数の個数: 32

約数和(自身を含む): 44254080

約数和(自身を除く): 24048642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 389, 778, 787, 1167, 1574, 2334, 2361, 4279, 4722, 8558, 8657, 12837, 17314, 25674, 25971, 51942, 306143, 612286, 918429, 1836858, 3367573, 6735146, 10102719, 20205438]

約数ペア:

[(1, 20205438), (2, 10102719), (3, 6735146), (6, 3367573), (11, 1836858), (22, 918429), (33, 612286), (66, 306143), (389, 51942), (778, 25971), (787, 25674), (1167, 17314), (1574, 12837), (2334, 8657), (2361, 8558), (4279, 4722)]