20775258

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 57853440

約数和(自身を除く): 37078182

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 53, 54, 61, 63, 102, 106, 119, 122, 126, 153, 159, 183, 189, 238, 306, 318, 357, 366, 371, 378, 427, 459, 477, 549, 714, 742, 854, 901, 918, 954, 1037, 1071, 1098, 1113, 1281, 1431, 1647, 1802, 2074, 2142, 2226, 2562, 2703, 2862, 3111, 3213, 3233, 3294, 3339, 3843, 5406, 6222, 6307, 6426, 6466, 6678, 7259, 7686, 8109, 9333, 9699, 10017, 11529, 12614, 14518, 16218, 18666, 18921, 19398, 20034, 21777, 22631, 23058, 24327, 27999, 29097, 37842, 43554, 45262, 48654, 54961, 55998, 56763, 58194, 65331, 67893, 87291, 109922, 113526, 130662, 135786, 164883, 170289, 174582, 195993, 203679, 329766, 340578, 384727, 391986, 407358, 494649, 611037, 769454, 989298, 1154181, 1222074, 1483947, 2308362, 2967894, 3462543, 6925086, 10387629, 20775258]

約数ペア:

[(1, 20775258), (2, 10387629), (3, 6925086), (6, 3462543), (7, 2967894), (9, 2308362), (14, 1483947), (17, 1222074), (18, 1154181), (21, 989298), (27, 769454), (34, 611037), (42, 494649), (51, 407358), (53, 391986), (54, 384727), (61, 340578), (63, 329766), (102, 203679), (106, 195993), (119, 174582), (122, 170289), (126, 164883), (153, 135786), (159, 130662), (183, 113526), (189, 109922), (238, 87291), (306, 67893), (318, 65331), (357, 58194), (366, 56763), (371, 55998), (378, 54961), (427, 48654), (459, 45262), (477, 43554), (549, 37842), (714, 29097), (742, 27999), (854, 24327), (901, 23058), (918, 22631), (954, 21777), (1037, 20034), (1071, 19398), (1098, 18921), (1113, 18666), (1281, 16218), (1431, 14518), (1647, 12614), (1802, 11529), (2074, 10017), (2142, 9699), (2226, 9333), (2562, 8109), (2703, 7686), (2862, 7259), (3111, 6678), (3213, 6466), (3233, 6426), (3294, 6307), (3339, 6222), (3843, 5406)]