20000976

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 55425024

約数和(自身を除く): 35424048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 127, 136, 193, 204, 254, 272, 381, 386, 408, 508, 579, 762, 772, 816, 1016, 1158, 1524, 1544, 2032, 2159, 2316, 3048, 3088, 3281, 4318, 4632, 6096, 6477, 6562, 8636, 9264, 9843, 12954, 13124, 17272, 19686, 24511, 25908, 26248, 34544, 39372, 49022, 51816, 52496, 73533, 78744, 98044, 103632, 147066, 157488, 196088, 294132, 392176, 416687, 588264, 833374, 1176528, 1250061, 1666748, 2500122, 3333496, 5000244, 6666992, 10000488, 20000976]

約数ペア:

[(1, 20000976), (2, 10000488), (3, 6666992), (4, 5000244), (6, 3333496), (8, 2500122), (12, 1666748), (16, 1250061), (17, 1176528), (24, 833374), (34, 588264), (48, 416687), (51, 392176), (68, 294132), (102, 196088), (127, 157488), (136, 147066), (193, 103632), (204, 98044), (254, 78744), (272, 73533), (381, 52496), (386, 51816), (408, 49022), (508, 39372), (579, 34544), (762, 26248), (772, 25908), (816, 24511), (1016, 19686), (1158, 17272), (1524, 13124), (1544, 12954), (2032, 9843), (2159, 9264), (2316, 8636), (3048, 6562), (3088, 6477), (3281, 6096), (4318, 4632)]