19210016

素因数分解:

$2^5\times 7^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 24335584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 191, 224, 382, 449, 764, 898, 1337, 1528, 1796, 2674, 3056, 3143, 3592, 5348, 6112, 6286, 7184, 10696, 12572, 14368, 21392, 25144, 42784, 50288, 85759, 100576, 171518, 343036, 600313, 686072, 1200626, 1372144, 2401252, 2744288, 4802504, 9605008, 19210016]

約数ペア:

[(1, 19210016), (2, 9605008), (4, 4802504), (7, 2744288), (8, 2401252), (14, 1372144), (16, 1200626), (28, 686072), (32, 600313), (56, 343036), (112, 171518), (191, 100576), (224, 85759), (382, 50288), (449, 42784), (764, 25144), (898, 21392), (1337, 14368), (1528, 12572), (1796, 10696), (2674, 7184), (3056, 6286), (3143, 6112), (3592, 5348)]