20930448

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1$

素因数の和:845

約数の個数: 120

約数和(自身を含む): 68700960

約数和(自身を除く): 47770512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 809, 924, 1078, 1176, 1232, 1617, 1618, 1848, 2156, 2352, 2427, 3234, 3236, 3696, 4312, 4854, 5663, 6468, 6472, 8624, 8899, 9708, 11326, 12936, 12944, 16989, 17798, 19416, 22652, 25872, 26697, 33978, 35596, 38832, 39641, 45304, 53394, 62293, 67956, 71192, 79282, 90608, 106788, 118923, 124586, 135912, 142384, 158564, 186879, 213576, 237846, 249172, 271824, 317128, 373758, 427152, 436051, 475692, 498344, 634256, 747516, 872102, 951384, 996688, 1308153, 1495032, 1744204, 1902768, 2616306, 2990064, 3488408, 5232612, 6976816, 10465224, 20930448]

約数ペア:

[(1, 20930448), (2, 10465224), (3, 6976816), (4, 5232612), (6, 3488408), (7, 2990064), (8, 2616306), (11, 1902768), (12, 1744204), (14, 1495032), (16, 1308153), (21, 996688), (22, 951384), (24, 872102), (28, 747516), (33, 634256), (42, 498344), (44, 475692), (48, 436051), (49, 427152), (56, 373758), (66, 317128), (77, 271824), (84, 249172), (88, 237846), (98, 213576), (112, 186879), (132, 158564), (147, 142384), (154, 135912), (168, 124586), (176, 118923), (196, 106788), (231, 90608), (264, 79282), (294, 71192), (308, 67956), (336, 62293), (392, 53394), (462, 45304), (528, 39641), (539, 38832), (588, 35596), (616, 33978), (784, 26697), (809, 25872), (924, 22652), (1078, 19416), (1176, 17798), (1232, 16989), (1617, 12944), (1618, 12936), (1848, 11326), (2156, 9708), (2352, 8899), (2427, 8624), (3234, 6472), (3236, 6468), (3696, 5663), (4312, 4854)]