19392138

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 25535862

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 127, 153, 254, 306, 381, 499, 762, 998, 1143, 1497, 2159, 2286, 2994, 4318, 4491, 6477, 8483, 8982, 12954, 16966, 19431, 25449, 38862, 50898, 63373, 76347, 126746, 152694, 190119, 380238, 570357, 1077341, 1140714, 2154682, 3232023, 6464046, 9696069, 19392138]

約数ペア:

[(1, 19392138), (2, 9696069), (3, 6464046), (6, 3232023), (9, 2154682), (17, 1140714), (18, 1077341), (34, 570357), (51, 380238), (102, 190119), (127, 152694), (153, 126746), (254, 76347), (306, 63373), (381, 50898), (499, 38862), (762, 25449), (998, 19431), (1143, 16966), (1497, 12954), (2159, 8982), (2286, 8483), (2994, 6477), (4318, 4491)]