2019777867

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{859}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 3140417280

約数和(自身を除く): 1120639413

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 307, 333, 851, 859, 921, 2553, 2577, 2763, 7061, 7659, 7731, 11359, 19757, 21183, 31783, 34077, 59271, 63549, 95349, 102231, 177813, 261257, 263713, 286047, 731009, 783771, 791139, 2193027, 2351313, 2373417, 6065399, 6579081, 9757381, 18196197, 29272143, 54588591, 87816429, 224419763, 673259289, 2019777867]

約数ペア:

[(1, 2019777867), (3, 673259289), (9, 224419763), (23, 87816429), (37, 54588591), (69, 29272143), (111, 18196197), (207, 9757381), (307, 6579081), (333, 6065399), (851, 2373417), (859, 2351313), (921, 2193027), (2553, 791139), (2577, 783771), (2763, 731009), (7061, 286047), (7659, 263713), (7731, 261257), (11359, 177813), (19757, 102231), (21183, 95349), (31783, 63549), (34077, 59271)]