16664956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 36997632

約数和(自身を除く): 20332676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 887, 1342, 1708, 1774, 2684, 3548, 4697, 6209, 9394, 9757, 12418, 18788, 19514, 24836, 39028, 54107, 68299, 108214, 136598, 216428, 273196, 378749, 595177, 757498, 1190354, 1514996, 2380708, 4166239, 8332478, 16664956]

約数ペア:

[(1, 16664956), (2, 8332478), (4, 4166239), (7, 2380708), (11, 1514996), (14, 1190354), (22, 757498), (28, 595177), (44, 378749), (61, 273196), (77, 216428), (122, 136598), (154, 108214), (244, 68299), (308, 54107), (427, 39028), (671, 24836), (854, 19514), (887, 18788), (1342, 12418), (1708, 9757), (1774, 9394), (2684, 6209), (3548, 4697)]