19596680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13241}}^1$

素因数の和:13289

約数の個数: 32

約数和(自身を含む): 45287640

約数和(自身を除く): 25690960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13241, 26482, 52964, 66205, 105928, 132410, 264820, 489917, 529640, 979834, 1959668, 2449585, 3919336, 4899170, 9798340, 19596680]

約数ペア:

[(1, 19596680), (2, 9798340), (4, 4899170), (5, 3919336), (8, 2449585), (10, 1959668), (20, 979834), (37, 529640), (40, 489917), (74, 264820), (148, 132410), (185, 105928), (296, 66205), (370, 52964), (740, 26482), (1480, 13241)]