20447952

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3240

約数の個数: 80

約数和(自身を含む): 63567360

約数和(自身を除く): 43119408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 3203, 6384, 6406, 9609, 12812, 19218, 22421, 25624, 38436, 44842, 51248, 60857, 67263, 76872, 89684, 121714, 134526, 153744, 179368, 182571, 243428, 269052, 358736, 365142, 425999, 486856, 538104, 730284, 851998, 973712, 1076208, 1277997, 1460568, 1703996, 2555994, 2921136, 3407992, 5111988, 6815984, 10223976, 20447952]

約数ペア:

[(1, 20447952), (2, 10223976), (3, 6815984), (4, 5111988), (6, 3407992), (7, 2921136), (8, 2555994), (12, 1703996), (14, 1460568), (16, 1277997), (19, 1076208), (21, 973712), (24, 851998), (28, 730284), (38, 538104), (42, 486856), (48, 425999), (56, 365142), (57, 358736), (76, 269052), (84, 243428), (112, 182571), (114, 179368), (133, 153744), (152, 134526), (168, 121714), (228, 89684), (266, 76872), (304, 67263), (336, 60857), (399, 51248), (456, 44842), (532, 38436), (798, 25624), (912, 22421), (1064, 19218), (1596, 12812), (2128, 9609), (3192, 6406), (3203, 6384)]