809772808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{18583}}^1$

素因数の和:19021

約数の個数: 32

約数和(自身を含む): 1639108800

約数和(自身を除く): 829335992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 419, 838, 1676, 3352, 5447, 10894, 18583, 21788, 37166, 43576, 74332, 148664, 241579, 483158, 966316, 1932632, 7786277, 15572554, 31145108, 62290216, 101221601, 202443202, 404886404, 809772808]

約数ペア:

[(1, 809772808), (2, 404886404), (4, 202443202), (8, 101221601), (13, 62290216), (26, 31145108), (52, 15572554), (104, 7786277), (419, 1932632), (838, 966316), (1676, 483158), (3352, 241579), (5447, 148664), (10894, 74332), (18583, 43576), (21788, 37166)]