20236077

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 30501536

約数和(自身を除く): 10265459

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 907, 2479, 2721, 7437, 8163, 22311, 33559, 60769, 100677, 182307, 302031, 546921, 2248453, 6745359, 20236077]

約数ペア:

[(1, 20236077), (3, 6745359), (9, 2248453), (37, 546921), (67, 302031), (111, 182307), (201, 100677), (333, 60769), (603, 33559), (907, 22311), (2479, 8163), (2721, 7437)]