19261712

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11251}}^1$

素因数の和:11366

約数の個数: 20

約数和(自身を含む): 37671696

約数和(自身を除く): 18409984

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11251, 22502, 45004, 90008, 180016, 1203857, 2407714, 4815428, 9630856, 19261712]

約数ペア:

[(1, 19261712), (2, 9630856), (4, 4815428), (8, 2407714), (16, 1203857), (107, 180016), (214, 90008), (428, 45004), (856, 22502), (1712, 11251)]