18640424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6833}}^1$

素因数の和:6881

約数の個数: 32

約数和(自身を含む): 39363840

約数和(自身を除く): 20723416

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 6833, 13666, 27332, 54664, 75163, 150326, 211823, 300652, 423646, 601304, 847292, 1694584, 2330053, 4660106, 9320212, 18640424]

約数ペア:

[(1, 18640424), (2, 9320212), (4, 4660106), (8, 2330053), (11, 1694584), (22, 847292), (31, 601304), (44, 423646), (62, 300652), (88, 211823), (124, 150326), (248, 75163), (341, 54664), (682, 27332), (1364, 13666), (2728, 6833)]