20341222748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{7789}}^1$

素因数の和:8011

約数の個数: 96

約数和(自身を含む): 45438758400

約数和(自身を除く): 25097535652

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 139, 154, 244, 278, 308, 427, 556, 671, 854, 973, 1342, 1529, 1708, 1946, 2684, 3058, 3892, 4697, 6116, 7789, 8479, 9394, 10703, 15578, 16958, 18788, 21406, 31156, 33916, 42812, 54523, 59353, 85679, 93269, 109046, 118706, 171358, 186538, 218092, 237412, 342716, 373076, 475129, 599753, 652883, 950258, 1082671, 1199506, 1305766, 1900516, 2165342, 2399012, 2611532, 3325903, 4330684, 5226419, 6651806, 7578697, 10452838, 11909381, 13303612, 15157394, 20905676, 23818762, 30314788, 36584933, 47637524, 66042931, 73169866, 83365667, 132085862, 146339732, 166731334, 264171724, 333462668, 462300517, 726472241, 924601034, 1452944482, 1849202068, 2905888964, 5085305687, 10170611374, 20341222748]

約数ペア:

[(1, 20341222748), (2, 10170611374), (4, 5085305687), (7, 2905888964), (11, 1849202068), (14, 1452944482), (22, 924601034), (28, 726472241), (44, 462300517), (61, 333462668), (77, 264171724), (122, 166731334), (139, 146339732), (154, 132085862), (244, 83365667), (278, 73169866), (308, 66042931), (427, 47637524), (556, 36584933), (671, 30314788), (854, 23818762), (973, 20905676), (1342, 15157394), (1529, 13303612), (1708, 11909381), (1946, 10452838), (2684, 7578697), (3058, 6651806), (3892, 5226419), (4697, 4330684), (6116, 3325903), (7789, 2611532), (8479, 2399012), (9394, 2165342), (10703, 1900516), (15578, 1305766), (16958, 1199506), (18788, 1082671), (21406, 950258), (31156, 652883), (33916, 599753), (42812, 475129), (54523, 373076), (59353, 342716), (85679, 237412), (93269, 218092), (109046, 186538), (118706, 171358)]