18112437

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2039}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 13221963

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2039, 2961, 6117, 8883, 14273, 18351, 42819, 55053, 95833, 128457, 287499, 385371, 670831, 862497, 2012493, 2587491, 6037479, 18112437]

約数ペア:

[(1, 18112437), (3, 6037479), (7, 2587491), (9, 2012493), (21, 862497), (27, 670831), (47, 385371), (63, 287499), (141, 128457), (189, 95833), (329, 55053), (423, 42819), (987, 18351), (1269, 14273), (2039, 8883), (2961, 6117)]