20198256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32369}}^1$

素因数の和:32393

約数の個数: 40

約数和(自身を含む): 56194320

約数和(自身を除く): 35996064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32369, 64738, 97107, 129476, 194214, 258952, 388428, 420797, 517904, 776856, 841594, 1262391, 1553712, 1683188, 2524782, 3366376, 5049564, 6732752, 10099128, 20198256]

約数ペア:

[(1, 20198256), (2, 10099128), (3, 6732752), (4, 5049564), (6, 3366376), (8, 2524782), (12, 1683188), (13, 1553712), (16, 1262391), (24, 841594), (26, 776856), (39, 517904), (48, 420797), (52, 388428), (78, 258952), (104, 194214), (156, 129476), (208, 97107), (312, 64738), (624, 32369)]