20475008

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8419}}^1$

素因数の和:8452

約数の個数: 32

約数和(自身を含む): 42942000

約数和(自身を除く): 22466992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8419, 16838, 33676, 67352, 134704, 159961, 269408, 319922, 538816, 639844, 1077632, 1279688, 2559376, 5118752, 10237504, 20475008]

約数ペア:

[(1, 20475008), (2, 10237504), (4, 5118752), (8, 2559376), (16, 1279688), (19, 1077632), (32, 639844), (38, 538816), (64, 319922), (76, 269408), (128, 159961), (152, 134704), (304, 67352), (608, 33676), (1216, 16838), (2432, 8419)]