31889776

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 64951200

約数和(自身を除く): 33061424

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 193, 368, 386, 449, 772, 898, 1544, 1796, 3088, 3592, 4439, 7184, 8878, 10327, 17756, 20654, 35512, 41308, 71024, 82616, 86657, 165232, 173314, 346628, 693256, 1386512, 1993111, 3986222, 7972444, 15944888, 31889776]

約数ペア:

[(1, 31889776), (2, 15944888), (4, 7972444), (8, 3986222), (16, 1993111), (23, 1386512), (46, 693256), (92, 346628), (184, 173314), (193, 165232), (368, 86657), (386, 82616), (449, 71024), (772, 41308), (898, 35512), (1544, 20654), (1796, 17756), (3088, 10327), (3592, 8878), (4439, 7184)]