19659756

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 50787520

約数和(自身を除く): 31127764

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 163, 228, 276, 326, 437, 489, 529, 652, 874, 978, 1058, 1311, 1587, 1748, 1956, 2116, 2622, 3097, 3174, 3749, 5244, 6194, 6348, 7498, 9291, 10051, 11247, 12388, 14996, 18582, 20102, 22494, 30153, 37164, 40204, 44988, 60306, 71231, 86227, 120612, 142462, 172454, 213693, 258681, 284924, 344908, 427386, 517362, 854772, 1034724, 1638313, 3276626, 4914939, 6553252, 9829878, 19659756]

約数ペア:

[(1, 19659756), (2, 9829878), (3, 6553252), (4, 4914939), (6, 3276626), (12, 1638313), (19, 1034724), (23, 854772), (38, 517362), (46, 427386), (57, 344908), (69, 284924), (76, 258681), (92, 213693), (114, 172454), (138, 142462), (163, 120612), (228, 86227), (276, 71231), (326, 60306), (437, 44988), (489, 40204), (529, 37164), (652, 30153), (874, 22494), (978, 20102), (1058, 18582), (1311, 14996), (1587, 12388), (1748, 11247), (1956, 10051), (2116, 9291), (2622, 7498), (3097, 6348), (3174, 6194), (3749, 5244)]