19604816

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15913}}^1$

素因数の和:15939

約数の個数: 40

約数和(自身を含む): 47360064

約数和(自身を除く): 27755248

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15913, 31826, 63652, 111391, 127304, 175043, 222782, 254608, 350086, 445564, 700172, 891128, 1225301, 1400344, 1782256, 2450602, 2800688, 4901204, 9802408, 19604816]

約数ペア:

[(1, 19604816), (2, 9802408), (4, 4901204), (7, 2800688), (8, 2450602), (11, 1782256), (14, 1400344), (16, 1225301), (22, 891128), (28, 700172), (44, 445564), (56, 350086), (77, 254608), (88, 222782), (112, 175043), (154, 127304), (176, 111391), (308, 63652), (616, 31826), (1232, 15913)]