19906512

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1811}}^1$

素因数の和:2051

約数の個数: 40

約数和(自身を含む): 51678240

約数和(自身を除く): 31771728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1811, 1832, 2748, 3622, 3664, 5433, 5496, 7244, 10866, 10992, 14488, 21732, 28976, 43464, 86928, 414719, 829438, 1244157, 1658876, 2488314, 3317752, 4976628, 6635504, 9953256, 19906512]

約数ペア:

[(1, 19906512), (2, 9953256), (3, 6635504), (4, 4976628), (6, 3317752), (8, 2488314), (12, 1658876), (16, 1244157), (24, 829438), (48, 414719), (229, 86928), (458, 43464), (687, 28976), (916, 21732), (1374, 14488), (1811, 10992), (1832, 10866), (2748, 7244), (3622, 5496), (3664, 5433)]