20180726839

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1097}}^1\times {\mathrm{1789}}^1$

素因数の和:3019

約数の個数: 32

約数和(自身を含む): 25094482560

約数和(自身を除く): 4913755721

約数列:

[1, 7, 13, 91, 113, 791, 1097, 1469, 1789, 7679, 10283, 12523, 14261, 23257, 99827, 123961, 162799, 202157, 867727, 1415099, 1611493, 1962533, 2628041, 11280451, 13737731, 18396287, 25512929, 178590503, 221766229, 1552363603, 2882960977, 20180726839]

約数ペア:

[(1, 20180726839), (7, 2882960977), (13, 1552363603), (91, 221766229), (113, 178590503), (791, 25512929), (1097, 18396287), (1469, 13737731), (1789, 11280451), (7679, 2628041), (10283, 1962533), (12523, 1611493), (14261, 1415099), (23257, 867727), (99827, 202157), (123961, 162799)]