18953312

素因数分解:

$2^5\times 7^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 42964992

約数和(自身を除く): 24011680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 191, 224, 382, 443, 764, 886, 1337, 1528, 1772, 2674, 3056, 3101, 3544, 5348, 6112, 6202, 7088, 10696, 12404, 14176, 21392, 24808, 42784, 49616, 84613, 99232, 169226, 338452, 592291, 676904, 1184582, 1353808, 2369164, 2707616, 4738328, 9476656, 18953312]

約数ペア:

[(1, 18953312), (2, 9476656), (4, 4738328), (7, 2707616), (8, 2369164), (14, 1353808), (16, 1184582), (28, 676904), (32, 592291), (56, 338452), (112, 169226), (191, 99232), (224, 84613), (382, 49616), (443, 42784), (764, 24808), (886, 21392), (1337, 14176), (1528, 12404), (1772, 10696), (2674, 7088), (3056, 6202), (3101, 6112), (3544, 5348)]