19976085

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2027}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 36017280

約数和(自身を除く): 16041195

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 2027, 3285, 6081, 9855, 10135, 18243, 30405, 54729, 91215, 147971, 273645, 443913, 739855, 1331739, 2219565, 3995217, 6658695, 19976085]

約数ペア:

[(1, 19976085), (3, 6658695), (5, 3995217), (9, 2219565), (15, 1331739), (27, 739855), (45, 443913), (73, 273645), (135, 147971), (219, 91215), (365, 54729), (657, 30405), (1095, 18243), (1971, 10135), (2027, 9855), (3285, 6081)]