20948021252

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{393671}}^1$

素因数の和:393979

約数の個数: 24

約数和(自身を含む): 37499620032

約数和(自身を除く): 16551598780

約数列:

[1, 2, 4, 53, 106, 212, 251, 502, 1004, 13303, 26606, 53212, 393671, 787342, 1574684, 20864563, 41729126, 83458252, 98811421, 197622842, 395245684, 5237005313, 10474010626, 20948021252]

約数ペア:

[(1, 20948021252), (2, 10474010626), (4, 5237005313), (53, 395245684), (106, 197622842), (212, 98811421), (251, 83458252), (502, 41729126), (1004, 20864563), (13303, 1574684), (26606, 787342), (53212, 393671)]