18044433

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 30663360

約数和(自身を除く): 12618927

約数列:

[1, 3, 9, 11, 19, 33, 53, 57, 99, 159, 171, 181, 209, 477, 543, 583, 627, 1007, 1629, 1749, 1881, 1991, 3021, 3439, 5247, 5973, 9063, 9593, 10317, 11077, 17919, 28779, 30951, 33231, 37829, 86337, 99693, 105523, 113487, 182267, 316569, 340461, 546801, 949707, 1640403, 2004937, 6014811, 18044433]

約数ペア:

[(1, 18044433), (3, 6014811), (9, 2004937), (11, 1640403), (19, 949707), (33, 546801), (53, 340461), (57, 316569), (99, 182267), (159, 113487), (171, 105523), (181, 99693), (209, 86337), (477, 37829), (543, 33231), (583, 30951), (627, 28779), (1007, 17919), (1629, 11077), (1749, 10317), (1881, 9593), (1991, 9063), (3021, 5973), (3439, 5247)]