19100288

素因数分解:

$2^7\times {\mathrm{37}}^2\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 39466350

約数和(自身を除く): 20366062

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 109, 128, 148, 218, 296, 436, 592, 872, 1184, 1369, 1744, 2368, 2738, 3488, 4033, 4736, 5476, 6976, 8066, 10952, 13952, 16132, 21904, 32264, 43808, 64528, 87616, 129056, 149221, 175232, 258112, 298442, 516224, 596884, 1193768, 2387536, 4775072, 9550144, 19100288]

約数ペア:

[(1, 19100288), (2, 9550144), (4, 4775072), (8, 2387536), (16, 1193768), (32, 596884), (37, 516224), (64, 298442), (74, 258112), (109, 175232), (128, 149221), (148, 129056), (218, 87616), (296, 64528), (436, 43808), (592, 32264), (872, 21904), (1184, 16132), (1369, 13952), (1744, 10952), (2368, 8066), (2738, 6976), (3488, 5476), (4033, 4736)]