20904508714816

素因数分解:

$2^6\times {\mathrm{659}}^1\times {\mathrm{887}}^1\times {\mathrm{558793}}^1$

素因数の和:560351

約数の個数: 56

約数和(自身を含む): 41592244415040

約数和(自身を除く): 20687735700224

約数列:

[1, 2, 4, 8, 16, 32, 64, 659, 887, 1318, 1774, 2636, 3548, 5272, 7096, 10544, 14192, 21088, 28384, 42176, 56768, 558793, 584533, 1117586, 1169066, 2235172, 2338132, 4470344, 4676264, 8940688, 9352528, 17881376, 18705056, 35762752, 37410112, 368244587, 495649391, 736489174, 991298782, 1472978348, 1982597564, 2945956696, 3965195128, 5891913392, 7930390256, 11783826784, 15860780512, 23567653568, 31721561024, 326632948669, 653265897338, 1306531794676, 2613063589352, 5226127178704, 10452254357408, 20904508714816]

約数ペア:

[(1, 20904508714816), (2, 10452254357408), (4, 5226127178704), (8, 2613063589352), (16, 1306531794676), (32, 653265897338), (64, 326632948669), (659, 31721561024), (887, 23567653568), (1318, 15860780512), (1774, 11783826784), (2636, 7930390256), (3548, 5891913392), (5272, 3965195128), (7096, 2945956696), (10544, 1982597564), (14192, 1472978348), (21088, 991298782), (28384, 736489174), (42176, 495649391), (56768, 368244587), (558793, 37410112), (584533, 35762752), (1117586, 18705056), (1169066, 17881376), (2235172, 9352528), (2338132, 8940688), (4470344, 4676264)]