18350228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 36785280

約数和(自身を除く): 18435052

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 67, 92, 134, 229, 268, 299, 458, 598, 871, 916, 1196, 1541, 1742, 2977, 3082, 3484, 5267, 5954, 6164, 10534, 11908, 15343, 20033, 21068, 30686, 40066, 61372, 68471, 80132, 136942, 199459, 273884, 352889, 398918, 705778, 797836, 1411556, 4587557, 9175114, 18350228]

約数ペア:

[(1, 18350228), (2, 9175114), (4, 4587557), (13, 1411556), (23, 797836), (26, 705778), (46, 398918), (52, 352889), (67, 273884), (92, 199459), (134, 136942), (229, 80132), (268, 68471), (299, 61372), (458, 40066), (598, 30686), (871, 21068), (916, 20033), (1196, 15343), (1541, 11908), (1742, 10534), (2977, 6164), (3082, 5954), (3484, 5267)]