20148542980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9415207}}^1$

素因数の和:9415323

約数の個数: 24

約数和(自身を含む): 42707383488

約数和(自身を除く): 22558840508

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9415207, 18830414, 37660828, 47076035, 94152070, 188304140, 1007427149, 2014854298, 4029708596, 5037135745, 10074271490, 20148542980]

約数ペア:

[(1, 20148542980), (2, 10074271490), (4, 5037135745), (5, 4029708596), (10, 2014854298), (20, 1007427149), (107, 188304140), (214, 94152070), (428, 47076035), (535, 37660828), (1070, 18830414), (2140, 9415207)]