20834771329

素因数分解:

${\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 23037219072

約数和(自身を除く): 2202447743

約数列:

[1, 23, 47, 53, 97, 163, 529, 1081, 1219, 2231, 2491, 3749, 4559, 5141, 7661, 8639, 15811, 24863, 28037, 51313, 57293, 86227, 104857, 118243, 176203, 198697, 241627, 363653, 406033, 743117, 837983, 1317739, 2411711, 2719589, 4052669, 4570031, 5557421, 8364019, 9338759, 17091691, 19273609, 39385201, 127820683, 214791457, 393108893, 443293007, 905859623, 20834771329]

約数ペア:

[(1, 20834771329), (23, 905859623), (47, 443293007), (53, 393108893), (97, 214791457), (163, 127820683), (529, 39385201), (1081, 19273609), (1219, 17091691), (2231, 9338759), (2491, 8364019), (3749, 5557421), (4559, 4570031), (5141, 4052669), (7661, 2719589), (8639, 2411711), (15811, 1317739), (24863, 837983), (28037, 743117), (51313, 406033), (57293, 363653), (86227, 241627), (104857, 198697), (118243, 176203)]