20398704

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22367}}^1$

素因数の和:22397

約数の個数: 40

約数和(自身を含む): 55472640

約数和(自身を除く): 35073936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22367, 44734, 67101, 89468, 134202, 178936, 268404, 357872, 424973, 536808, 849946, 1073616, 1274919, 1699892, 2549838, 3399784, 5099676, 6799568, 10199352, 20398704]

約数ペア:

[(1, 20398704), (2, 10199352), (3, 6799568), (4, 5099676), (6, 3399784), (8, 2549838), (12, 1699892), (16, 1274919), (19, 1073616), (24, 849946), (38, 536808), (48, 424973), (57, 357872), (76, 268404), (114, 178936), (152, 134202), (228, 89468), (304, 67101), (456, 44734), (912, 22367)]