20081553976

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{2633}}^1\times {\mathrm{7879}}^1$

素因数の和:10540

約数の個数: 48

約数和(自身を含む): 41408060400

約数和(自身を除く): 21326506424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 2633, 5266, 7879, 10532, 15758, 21064, 28963, 31516, 57926, 63032, 86669, 115852, 173338, 231704, 318593, 346676, 637186, 693352, 953359, 1274372, 1906718, 2548744, 3813436, 7626872, 20745407, 41490814, 82981628, 165963256, 228199477, 456398954, 912797908, 1825595816, 2510194247, 5020388494, 10040776988, 20081553976]

約数ペア:

[(1, 20081553976), (2, 10040776988), (4, 5020388494), (8, 2510194247), (11, 1825595816), (22, 912797908), (44, 456398954), (88, 228199477), (121, 165963256), (242, 82981628), (484, 41490814), (968, 20745407), (2633, 7626872), (5266, 3813436), (7879, 2548744), (10532, 1906718), (15758, 1274372), (21064, 953359), (28963, 693352), (31516, 637186), (57926, 346676), (63032, 318593), (86669, 231704), (115852, 173338)]