20630356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4231}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 38392704

約数和(自身を除く): 17762348

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 4231, 4876, 8462, 16924, 97313, 194626, 224243, 389252, 448486, 896972, 5157589, 10315178, 20630356]

約数ペア:

[(1, 20630356), (2, 10315178), (4, 5157589), (23, 896972), (46, 448486), (53, 389252), (92, 224243), (106, 194626), (212, 97313), (1219, 16924), (2438, 8462), (4231, 4876)]