18850598

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1368

約数の個数: 24

約数和(自身を含む): 31354488

約数和(自身を除く): 12503890

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 1297, 2594, 7267, 14534, 16861, 33722, 55771, 111542, 219193, 438386, 725023, 1450046, 9425299, 18850598]

約数ペア:

[(1, 18850598), (2, 9425299), (13, 1450046), (26, 725023), (43, 438386), (86, 219193), (169, 111542), (338, 55771), (559, 33722), (1118, 16861), (1297, 14534), (2594, 7267)]