20642208

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11317}}^1$

素因数の和:11349

約数の個数: 48

約数和(自身を含む): 57042720

約数和(自身を除く): 36400512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11317, 22634, 33951, 45268, 67902, 90536, 135804, 181072, 215023, 271608, 362144, 430046, 543216, 645069, 860092, 1086432, 1290138, 1720184, 2580276, 3440368, 5160552, 6880736, 10321104, 20642208]

約数ペア:

[(1, 20642208), (2, 10321104), (3, 6880736), (4, 5160552), (6, 3440368), (8, 2580276), (12, 1720184), (16, 1290138), (19, 1086432), (24, 860092), (32, 645069), (38, 543216), (48, 430046), (57, 362144), (76, 271608), (96, 215023), (114, 181072), (152, 135804), (228, 90536), (304, 67902), (456, 45268), (608, 33951), (912, 22634), (1824, 11317)]