18064280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34739}}^1$

素因数の和:34763

約数の個数: 32

約数和(自身を含む): 43772400

約数和(自身を除く): 25708120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34739, 69478, 138956, 173695, 277912, 347390, 451607, 694780, 903214, 1389560, 1806428, 2258035, 3612856, 4516070, 9032140, 18064280]

約数ペア:

[(1, 18064280), (2, 9032140), (4, 4516070), (5, 3612856), (8, 2258035), (10, 1806428), (13, 1389560), (20, 903214), (26, 694780), (40, 451607), (52, 347390), (65, 277912), (104, 173695), (130, 138956), (260, 69478), (520, 34739)]