19450816

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3947}}^1$

素因数の和:3977

約数の個数: 56

約数和(自身を含む): 48134016

約数和(自身を除く): 28683200

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 3947, 4928, 7894, 15788, 27629, 31576, 43417, 55258, 63152, 86834, 110516, 126304, 173668, 221032, 252608, 303919, 347336, 442064, 607838, 694672, 884128, 1215676, 1389344, 1768256, 2431352, 2778688, 4862704, 9725408, 19450816]

約数ペア:

[(1, 19450816), (2, 9725408), (4, 4862704), (7, 2778688), (8, 2431352), (11, 1768256), (14, 1389344), (16, 1215676), (22, 884128), (28, 694672), (32, 607838), (44, 442064), (56, 347336), (64, 303919), (77, 252608), (88, 221032), (112, 173668), (154, 126304), (176, 110516), (224, 86834), (308, 63152), (352, 55258), (448, 43417), (616, 31576), (704, 27629), (1232, 15788), (2464, 7894), (3947, 4928)]