20097858

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 28931262

約数列:

[1, 2, 3, 6, 11, 19, 22, 31, 33, 38, 47, 57, 62, 66, 93, 94, 114, 121, 141, 186, 209, 242, 282, 341, 363, 418, 517, 589, 627, 682, 726, 893, 1023, 1034, 1178, 1254, 1457, 1551, 1767, 1786, 2046, 2299, 2679, 2914, 3102, 3534, 3751, 4371, 4598, 5358, 5687, 6479, 6897, 7502, 8742, 9823, 11253, 11374, 12958, 13794, 16027, 17061, 19437, 19646, 22506, 27683, 29469, 32054, 34122, 38874, 48081, 55366, 58938, 71269, 83049, 96162, 108053, 142538, 166098, 176297, 213807, 216106, 304513, 324159, 352594, 427614, 528891, 609026, 648318, 913539, 1057782, 1827078, 3349643, 6699286, 10048929, 20097858]

約数ペア:

[(1, 20097858), (2, 10048929), (3, 6699286), (6, 3349643), (11, 1827078), (19, 1057782), (22, 913539), (31, 648318), (33, 609026), (38, 528891), (47, 427614), (57, 352594), (62, 324159), (66, 304513), (93, 216106), (94, 213807), (114, 176297), (121, 166098), (141, 142538), (186, 108053), (209, 96162), (242, 83049), (282, 71269), (341, 58938), (363, 55366), (418, 48081), (517, 38874), (589, 34122), (627, 32054), (682, 29469), (726, 27683), (893, 22506), (1023, 19646), (1034, 19437), (1178, 17061), (1254, 16027), (1457, 13794), (1551, 12958), (1767, 11374), (1786, 11253), (2046, 9823), (2299, 8742), (2679, 7502), (2914, 6897), (3102, 6479), (3534, 5687), (3751, 5358), (4371, 4598)]