19657804

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 35526960

約数和(自身を除く): 15869156

約数列:

[1, 2, 4, 37, 74, 148, 317, 419, 634, 838, 1268, 1676, 11729, 15503, 23458, 31006, 46916, 62012, 132823, 265646, 531292, 4914451, 9828902, 19657804]

約数ペア:

[(1, 19657804), (2, 9828902), (4, 4914451), (37, 531292), (74, 265646), (148, 132823), (317, 62012), (419, 46916), (634, 31006), (838, 23458), (1268, 15503), (1676, 11729)]