18584820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 56749056

約数和(自身を除く): 38164236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 463, 669, 892, 926, 1115, 1338, 1389, 1852, 2007, 2230, 2315, 2676, 2778, 3345, 4014, 4167, 4460, 4630, 5556, 6690, 6945, 8028, 8334, 9260, 10035, 13380, 13890, 16668, 20070, 20835, 27780, 40140, 41670, 83340, 103249, 206498, 309747, 412996, 516245, 619494, 929241, 1032490, 1238988, 1548735, 1858482, 2064980, 3097470, 3716964, 4646205, 6194940, 9292410, 18584820]

約数ペア:

[(1, 18584820), (2, 9292410), (3, 6194940), (4, 4646205), (5, 3716964), (6, 3097470), (9, 2064980), (10, 1858482), (12, 1548735), (15, 1238988), (18, 1032490), (20, 929241), (30, 619494), (36, 516245), (45, 412996), (60, 309747), (90, 206498), (180, 103249), (223, 83340), (446, 41670), (463, 40140), (669, 27780), (892, 20835), (926, 20070), (1115, 16668), (1338, 13890), (1389, 13380), (1852, 10035), (2007, 9260), (2230, 8334), (2315, 8028), (2676, 6945), (2778, 6690), (3345, 5556), (4014, 4630), (4167, 4460)]