19391884

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 34836480

約数和(自身を除く): 15444596

約数列:

[1, 2, 4, 59, 118, 127, 236, 254, 508, 647, 1294, 2588, 7493, 14986, 29972, 38173, 76346, 82169, 152692, 164338, 328676, 4847971, 9695942, 19391884]

約数ペア:

[(1, 19391884), (2, 9695942), (4, 4847971), (59, 328676), (118, 164338), (127, 152692), (236, 82169), (254, 76346), (508, 38173), (647, 29972), (1294, 14986), (2588, 7493)]