20182777335

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{21139}}^1$

素因数の和:21597

約数の個数: 72

約数和(自身を含む): 40790982960

約数和(自身を除く): 20608205625

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 433, 441, 735, 1299, 2165, 2205, 3031, 3897, 6495, 9093, 15155, 19485, 21139, 21217, 27279, 45465, 63417, 63651, 105695, 106085, 136395, 147973, 190251, 190953, 317085, 318255, 443919, 739865, 951255, 954765, 1035811, 1331757, 2219595, 3107433, 5179055, 6658785, 9153187, 9322299, 15537165, 27459561, 45765935, 46611495, 64072309, 82378683, 137297805, 192216927, 320361545, 411893415, 448506163, 576650781, 961084635, 1345518489, 2242530815, 2883253905, 4036555467, 6727592445, 20182777335]

約数ペア:

[(1, 20182777335), (3, 6727592445), (5, 4036555467), (7, 2883253905), (9, 2242530815), (15, 1345518489), (21, 961084635), (35, 576650781), (45, 448506163), (49, 411893415), (63, 320361545), (105, 192216927), (147, 137297805), (245, 82378683), (315, 64072309), (433, 46611495), (441, 45765935), (735, 27459561), (1299, 15537165), (2165, 9322299), (2205, 9153187), (3031, 6658785), (3897, 5179055), (6495, 3107433), (9093, 2219595), (15155, 1331757), (19485, 1035811), (21139, 954765), (21217, 951255), (27279, 739865), (45465, 443919), (63417, 318255), (63651, 317085), (105695, 190953), (106085, 190251), (136395, 147973)]