19203964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5059}}^1$

素因数の和:5149

約数の個数: 24

約数和(自身を含む): 36695120

約数和(自身を除く): 17491156

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 5059, 10118, 20236, 65767, 131534, 263068, 369307, 738614, 1477228, 4800991, 9601982, 19203964]

約数ペア:

[(1, 19203964), (2, 9601982), (4, 4800991), (13, 1477228), (26, 738614), (52, 369307), (73, 263068), (146, 131534), (292, 65767), (949, 20236), (1898, 10118), (3796, 5059)]