19548028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{739}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 36363600

約数和(自身を除く): 16815572

約数列:

[1, 2, 4, 17, 34, 68, 389, 739, 778, 1478, 1556, 2956, 6613, 12563, 13226, 25126, 26452, 50252, 287471, 574942, 1149884, 4887007, 9774014, 19548028]

約数ペア:

[(1, 19548028), (2, 9774014), (4, 4887007), (17, 1149884), (34, 574942), (68, 287471), (389, 50252), (739, 26452), (778, 25126), (1478, 13226), (1556, 12563), (2956, 6613)]