18392140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 41997312

約数和(自身を除く): 23605172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 557, 635, 1114, 1270, 1651, 2228, 2540, 2785, 3302, 5570, 6604, 7241, 8255, 11140, 14482, 16510, 28964, 33020, 36205, 70739, 72410, 141478, 144820, 282956, 353695, 707390, 919607, 1414780, 1839214, 3678428, 4598035, 9196070, 18392140]

約数ペア:

[(1, 18392140), (2, 9196070), (4, 4598035), (5, 3678428), (10, 1839214), (13, 1414780), (20, 919607), (26, 707390), (52, 353695), (65, 282956), (127, 144820), (130, 141478), (254, 72410), (260, 70739), (508, 36205), (557, 33020), (635, 28964), (1114, 16510), (1270, 14482), (1651, 11140), (2228, 8255), (2540, 7241), (2785, 6604), (3302, 5570)]