18449590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 36033984

約数和(自身を除く): 17584394

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2647, 3485, 5294, 6970, 13235, 26470, 44999, 89998, 108527, 217054, 224995, 449990, 542635, 1085270, 1844959, 3689918, 9224795, 18449590]

約数ペア:

[(1, 18449590), (2, 9224795), (5, 3689918), (10, 1844959), (17, 1085270), (34, 542635), (41, 449990), (82, 224995), (85, 217054), (170, 108527), (205, 89998), (410, 44999), (697, 26470), (1394, 13235), (2647, 6970), (3485, 5294)]