20160918944

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{655597}}^1$

素因数の和:655669

約数の個数: 36

約数和(自身を含む): 41013555282

約数和(自身を除く): 20852636338

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 961, 992, 1922, 3844, 7688, 15376, 30752, 655597, 1311194, 2622388, 5244776, 10489552, 20323507, 20979104, 40647014, 81294028, 162588056, 325176112, 630028717, 650352224, 1260057434, 2520114868, 5040229736, 10080459472, 20160918944]

約数ペア:

[(1, 20160918944), (2, 10080459472), (4, 5040229736), (8, 2520114868), (16, 1260057434), (31, 650352224), (32, 630028717), (62, 325176112), (124, 162588056), (248, 81294028), (496, 40647014), (961, 20979104), (992, 20323507), (1922, 10489552), (3844, 5244776), (7688, 2622388), (15376, 1311194), (30752, 655597)]