20256985164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1\times {\mathrm{2347}}^1$

素因数の和:3335

約数の個数: 96

約数和(自身を含む): 51815739136

約数和(自身を除く): 31558753972

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 732, 793, 907, 1586, 1814, 2347, 2379, 2721, 3172, 3628, 4694, 4758, 5442, 7041, 9388, 9516, 10884, 11791, 14082, 23582, 28164, 30511, 35373, 47164, 55327, 61022, 70746, 91533, 110654, 122044, 141492, 143167, 165981, 183066, 221308, 286334, 331962, 366132, 429501, 572668, 663924, 719251, 859002, 1438502, 1718004, 1861171, 2128729, 2157753, 2877004, 3722342, 4257458, 4315506, 5583513, 6386187, 7444684, 8514916, 8631012, 11167026, 12772374, 22334052, 25544748, 27673477, 55346954, 83020431, 110693908, 129852469, 166040862, 259704938, 332081724, 389557407, 519409876, 779114814, 1558229628, 1688082097, 3376164194, 5064246291, 6752328388, 10128492582, 20256985164]

約数ペア:

[(1, 20256985164), (2, 10128492582), (3, 6752328388), (4, 5064246291), (6, 3376164194), (12, 1688082097), (13, 1558229628), (26, 779114814), (39, 519409876), (52, 389557407), (61, 332081724), (78, 259704938), (122, 166040862), (156, 129852469), (183, 110693908), (244, 83020431), (366, 55346954), (732, 27673477), (793, 25544748), (907, 22334052), (1586, 12772374), (1814, 11167026), (2347, 8631012), (2379, 8514916), (2721, 7444684), (3172, 6386187), (3628, 5583513), (4694, 4315506), (4758, 4257458), (5442, 3722342), (7041, 2877004), (9388, 2157753), (9516, 2128729), (10884, 1861171), (11791, 1718004), (14082, 1438502), (23582, 859002), (28164, 719251), (30511, 663924), (35373, 572668), (47164, 429501), (55327, 366132), (61022, 331962), (70746, 286334), (91533, 221308), (110654, 183066), (122044, 165981), (141492, 143167)]