20444538

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 21545862

約数列:

[1, 2, 3, 6, 53, 106, 159, 239, 269, 318, 478, 538, 717, 807, 1434, 1614, 12667, 14257, 25334, 28514, 38001, 42771, 64291, 76002, 85542, 128582, 192873, 385746, 3407423, 6814846, 10222269, 20444538]

約数ペア:

[(1, 20444538), (2, 10222269), (3, 6814846), (6, 3407423), (53, 385746), (106, 192873), (159, 128582), (239, 85542), (269, 76002), (318, 64291), (478, 42771), (538, 38001), (717, 28514), (807, 25334), (1434, 14257), (1614, 12667)]