19774016

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{3911}}^1$

素因数の和:4002

約数の個数: 28

約数和(自身を含む): 39745920

約数和(自身を除く): 19971904

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 3911, 5056, 7822, 15644, 31288, 62576, 125152, 250304, 308969, 617938, 1235876, 2471752, 4943504, 9887008, 19774016]

約数ペア:

[(1, 19774016), (2, 9887008), (4, 4943504), (8, 2471752), (16, 1235876), (32, 617938), (64, 308969), (79, 250304), (158, 125152), (316, 62576), (632, 31288), (1264, 15644), (2528, 7822), (3911, 5056)]