18509711794

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{156631}}^1$

素因数の和:157030

約数の個数: 32

約数和(自身を含む): 33200971776

約数和(自身を除く): 14691259982

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 367, 734, 2569, 5138, 8441, 16882, 59087, 118174, 156631, 313262, 1096417, 2192834, 3602513, 7205026, 25217591, 50435182, 57483577, 114967154, 402385039, 804770078, 1322122271, 2644244542, 9254855897, 18509711794]

約数ペア:

[(1, 18509711794), (2, 9254855897), (7, 2644244542), (14, 1322122271), (23, 804770078), (46, 402385039), (161, 114967154), (322, 57483577), (367, 50435182), (734, 25217591), (2569, 7205026), (5138, 3602513), (8441, 2192834), (16882, 1096417), (59087, 313262), (118174, 156631)]