20199498088

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{130643}}^1$

素因数の和:130918

約数の個数: 64

約数和(自身を含む): 47408094720

約数和(自身を除く): 27208596632

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 251, 308, 502, 616, 1004, 1757, 2008, 2761, 3514, 5522, 7028, 11044, 14056, 19327, 22088, 38654, 77308, 130643, 154616, 261286, 522572, 914501, 1045144, 1437073, 1829002, 2874146, 3658004, 5748292, 7316008, 10059511, 11496584, 20119022, 32791393, 40238044, 65582786, 80476088, 131165572, 229539751, 262331144, 360705323, 459079502, 721410646, 918159004, 1442821292, 1836318008, 2524937261, 2885642584, 5049874522, 10099749044, 20199498088]

約数ペア:

[(1, 20199498088), (2, 10099749044), (4, 5049874522), (7, 2885642584), (8, 2524937261), (11, 1836318008), (14, 1442821292), (22, 918159004), (28, 721410646), (44, 459079502), (56, 360705323), (77, 262331144), (88, 229539751), (154, 131165572), (251, 80476088), (308, 65582786), (502, 40238044), (616, 32791393), (1004, 20119022), (1757, 11496584), (2008, 10059511), (2761, 7316008), (3514, 5748292), (5522, 3658004), (7028, 2874146), (11044, 1829002), (14056, 1437073), (19327, 1045144), (22088, 914501), (38654, 522572), (77308, 261286), (130643, 154616)]