20850372016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{35220223}}^1$

素因数の和:35220268

約数の個数: 20

約数和(自身を含む): 41489423872

約数和(自身を除く): 20639051856

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 35220223, 70440446, 140880892, 281761784, 563523568, 1303148251, 2606296502, 5212593004, 10425186008, 20850372016]

約数ペア:

[(1, 20850372016), (2, 10425186008), (4, 5212593004), (8, 2606296502), (16, 1303148251), (37, 563523568), (74, 281761784), (148, 140880892), (296, 70440446), (592, 35220223)]