18605886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 41109120

約数和(自身を除く): 22503234

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 169, 177, 311, 338, 354, 507, 622, 767, 933, 1014, 1534, 1866, 2301, 4043, 4602, 8086, 9971, 12129, 18349, 19942, 24258, 29913, 36698, 52559, 55047, 59826, 105118, 110094, 157677, 238537, 315354, 477074, 715611, 1431222, 3100981, 6201962, 9302943, 18605886]

約数ペア:

[(1, 18605886), (2, 9302943), (3, 6201962), (6, 3100981), (13, 1431222), (26, 715611), (39, 477074), (59, 315354), (78, 238537), (118, 157677), (169, 110094), (177, 105118), (311, 59826), (338, 55047), (354, 52559), (507, 36698), (622, 29913), (767, 24258), (933, 19942), (1014, 18349), (1534, 12129), (1866, 9971), (2301, 8086), (4043, 4602)]