18463977

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{463}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 31477760

約数和(自身を除く): 13013783

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 463, 633, 1389, 1477, 1899, 3241, 4167, 4431, 5697, 9723, 12501, 13293, 29169, 39879, 87507, 97693, 293079, 683851, 879237, 2051553, 2637711, 6154659, 18463977]

約数ペア:

[(1, 18463977), (3, 6154659), (7, 2637711), (9, 2051553), (21, 879237), (27, 683851), (63, 293079), (189, 97693), (211, 87507), (463, 39879), (633, 29169), (1389, 13293), (1477, 12501), (1899, 9723), (3241, 5697), (4167, 4431)]