18948699

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 35093760

約数和(自身を除く): 16145061

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 739, 777, 1221, 2217, 2331, 2849, 3663, 5173, 6651, 8129, 8547, 15519, 24387, 25641, 27343, 46557, 56903, 73161, 82029, 170709, 191401, 246087, 300773, 512127, 574203, 902319, 1722609, 2105411, 2706957, 6316233, 18948699]

約数ペア:

[(1, 18948699), (3, 6316233), (7, 2706957), (9, 2105411), (11, 1722609), (21, 902319), (33, 574203), (37, 512127), (63, 300773), (77, 246087), (99, 191401), (111, 170709), (231, 82029), (259, 73161), (333, 56903), (407, 46557), (693, 27343), (739, 25641), (777, 24387), (1221, 15519), (2217, 8547), (2331, 8129), (2849, 6651), (3663, 5173)]