19947079328

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{56667839}}^1$

素因数の和:56667860

約数の個数: 24

約数和(自身を含む): 42840887040

約数和(自身を除く): 22893807712

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 56667839, 113335678, 226671356, 453342712, 623346229, 906685424, 1246692458, 1813370848, 2493384916, 4986769832, 9973539664, 19947079328]

約数ペア:

[(1, 19947079328), (2, 9973539664), (4, 4986769832), (8, 2493384916), (11, 1813370848), (16, 1246692458), (22, 906685424), (32, 623346229), (44, 453342712), (88, 226671356), (176, 113335678), (352, 56667839)]