388306876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{19427}}^1$

素因数の和:19713

約数の個数: 24

約数和(自身を含む): 718058880

約数和(自身を除く): 329752004

約数列:

[1, 2, 4, 19, 38, 76, 263, 526, 1052, 4997, 9994, 19427, 19988, 38854, 77708, 369113, 738226, 1476452, 5109301, 10218602, 20437204, 97076719, 194153438, 388306876]

約数ペア:

[(1, 388306876), (2, 194153438), (4, 97076719), (19, 20437204), (38, 10218602), (76, 5109301), (263, 1476452), (526, 738226), (1052, 369113), (4997, 77708), (9994, 38854), (19427, 19988)]