20144292868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{323053}}^1$

素因数の和:323212

約数の個数: 48

約数和(自身を含む): 42984273024

約数和(自身を除く): 22839980156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 131, 238, 262, 476, 524, 917, 1834, 2227, 3668, 4454, 8908, 15589, 31178, 62356, 323053, 646106, 1292212, 2261371, 4522742, 5491901, 9045484, 10983802, 21967604, 38443307, 42319943, 76886614, 84639886, 153773228, 169279772, 296239601, 592479202, 719439031, 1184958404, 1438878062, 2877756124, 5036073217, 10072146434, 20144292868]

約数ペア:

[(1, 20144292868), (2, 10072146434), (4, 5036073217), (7, 2877756124), (14, 1438878062), (17, 1184958404), (28, 719439031), (34, 592479202), (68, 296239601), (119, 169279772), (131, 153773228), (238, 84639886), (262, 76886614), (476, 42319943), (524, 38443307), (917, 21967604), (1834, 10983802), (2227, 9045484), (3668, 5491901), (4454, 4522742), (8908, 2261371), (15589, 1292212), (31178, 646106), (62356, 323053)]