18888642

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23568318

約数列:

[1, 2, 3, 6, 9, 18, 47, 83, 94, 141, 166, 249, 269, 282, 423, 498, 538, 747, 807, 846, 1494, 1614, 2421, 3901, 4842, 7802, 11703, 12643, 22327, 23406, 25286, 35109, 37929, 44654, 66981, 70218, 75858, 113787, 133962, 200943, 227574, 401886, 1049369, 2098738, 3148107, 6296214, 9444321, 18888642]

約数ペア:

[(1, 18888642), (2, 9444321), (3, 6296214), (6, 3148107), (9, 2098738), (18, 1049369), (47, 401886), (83, 227574), (94, 200943), (141, 133962), (166, 113787), (249, 75858), (269, 70218), (282, 66981), (423, 44654), (498, 37929), (538, 35109), (747, 25286), (807, 23406), (846, 22327), (1494, 12643), (1614, 11703), (2421, 7802), (3901, 4842)]