18703953488

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{449}}^1\times {\mathrm{21517}}^1$

素因数の和:21996

約数の個数: 60

約数和(自身を含む): 39923421300

約数和(自身を除く): 21219467812

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 449, 484, 898, 968, 1796, 1936, 3592, 4939, 7184, 9878, 19756, 21517, 39512, 43034, 54329, 79024, 86068, 108658, 172136, 217316, 236687, 344272, 434632, 473374, 869264, 946748, 1893496, 2603557, 3786992, 5207114, 9661133, 10414228, 19322266, 20828456, 38644532, 41656912, 77289064, 106272463, 154578128, 212544926, 425089852, 850179704, 1168997093, 1700359408, 2337994186, 4675988372, 9351976744, 18703953488]

約数ペア:

[(1, 18703953488), (2, 9351976744), (4, 4675988372), (8, 2337994186), (11, 1700359408), (16, 1168997093), (22, 850179704), (44, 425089852), (88, 212544926), (121, 154578128), (176, 106272463), (242, 77289064), (449, 41656912), (484, 38644532), (898, 20828456), (968, 19322266), (1796, 10414228), (1936, 9661133), (3592, 5207114), (4939, 3786992), (7184, 2603557), (9878, 1893496), (19756, 946748), (21517, 869264), (39512, 473374), (43034, 434632), (54329, 344272), (79024, 236687), (86068, 217316), (108658, 172136)]