17978364

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21713}}^1$

素因数の和:21746

約数の個数: 36

約数和(自身を含む): 47423376

約数和(自身を除く): 29445012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 21713, 43426, 65139, 86852, 130278, 195417, 260556, 390834, 499399, 781668, 998798, 1498197, 1997596, 2996394, 4494591, 5992788, 8989182, 17978364]

約数ペア:

[(1, 17978364), (2, 8989182), (3, 5992788), (4, 4494591), (6, 2996394), (9, 1997596), (12, 1498197), (18, 998798), (23, 781668), (36, 499399), (46, 390834), (69, 260556), (92, 195417), (138, 130278), (207, 86852), (276, 65139), (414, 43426), (828, 21713)]