180904144

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{136223}}^1$

素因数の和:136314

約数の個数: 20

約数和(自身を含む): 354727296

約数和(自身を除く): 173823152

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 136223, 272446, 544892, 1089784, 2179568, 11306509, 22613018, 45226036, 90452072, 180904144]

約数ペア:

[(1, 180904144), (2, 90452072), (4, 45226036), (8, 22613018), (16, 11306509), (83, 2179568), (166, 1089784), (332, 544892), (664, 272446), (1328, 136223)]