20796857172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6348247}}^1$

素因数の和:6348277

約数の個数: 72

約数和(自身を含む): 64701343616

約数和(自身を除く): 43904486444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6348247, 12696494, 19044741, 25392988, 38089482, 44437729, 57134223, 76178964, 82527211, 88875458, 114268446, 133313187, 165054422, 177750916, 228536892, 247581633, 266626374, 330108844, 399939561, 495163266, 533252748, 577690477, 742744899, 799879122, 990326532, 1155380954, 1485489798, 1599758244, 1733071431, 2310761908, 2970979596, 3466142862, 5199214293, 6932285724, 10398428586, 20796857172]

約数ペア:

[(1, 20796857172), (2, 10398428586), (3, 6932285724), (4, 5199214293), (6, 3466142862), (7, 2970979596), (9, 2310761908), (12, 1733071431), (13, 1599758244), (14, 1485489798), (18, 1155380954), (21, 990326532), (26, 799879122), (28, 742744899), (36, 577690477), (39, 533252748), (42, 495163266), (52, 399939561), (63, 330108844), (78, 266626374), (84, 247581633), (91, 228536892), (117, 177750916), (126, 165054422), (156, 133313187), (182, 114268446), (234, 88875458), (252, 82527211), (273, 76178964), (364, 57134223), (468, 44437729), (546, 38089482), (819, 25392988), (1092, 19044741), (1638, 12696494), (3276, 6348247)]