19781688

素因数分解:

$2^3\times 3^1\times {\mathrm{227}}^1\times {\mathrm{3631}}^1$

素因数の和:3867

約数の個数: 32

約数和(自身を含む): 49685760

約数和(自身を除く): 29904072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 227, 454, 681, 908, 1362, 1816, 2724, 3631, 5448, 7262, 10893, 14524, 21786, 29048, 43572, 87144, 824237, 1648474, 2472711, 3296948, 4945422, 6593896, 9890844, 19781688]

約数ペア:

[(1, 19781688), (2, 9890844), (3, 6593896), (4, 4945422), (6, 3296948), (8, 2472711), (12, 1648474), (24, 824237), (227, 87144), (454, 43572), (681, 29048), (908, 21786), (1362, 14524), (1816, 10893), (2724, 7262), (3631, 5448)]