20218444064

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6943147}}^1$

素因数の和:6943177

約数の個数: 48

約数和(自身を含む): 48990852288

約数和(自身を除く): 28772408224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6943147, 13886294, 27772588, 48602029, 55545176, 90260911, 97204058, 111090352, 180521822, 194408116, 222180704, 361043644, 388816232, 631826377, 722087288, 777632464, 1263652754, 1444174576, 1555264928, 2527305508, 2888349152, 5054611016, 10109222032, 20218444064]

約数ペア:

[(1, 20218444064), (2, 10109222032), (4, 5054611016), (7, 2888349152), (8, 2527305508), (13, 1555264928), (14, 1444174576), (16, 1263652754), (26, 777632464), (28, 722087288), (32, 631826377), (52, 388816232), (56, 361043644), (91, 222180704), (104, 194408116), (112, 180521822), (182, 111090352), (208, 97204058), (224, 90260911), (364, 55545176), (416, 48602029), (728, 27772588), (1456, 13886294), (2912, 6943147)]