19877190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8387}}^1$

素因数の和:8476

約数の個数: 32

約数和(自身を含む): 48314880

約数和(自身を除く): 28437690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8387, 16774, 25161, 41935, 50322, 83870, 125805, 251610, 662573, 1325146, 1987719, 3312865, 3975438, 6625730, 9938595, 19877190]

約数ペア:

[(1, 19877190), (2, 9938595), (3, 6625730), (5, 3975438), (6, 3312865), (10, 1987719), (15, 1325146), (30, 662573), (79, 251610), (158, 125805), (237, 83870), (395, 50322), (474, 41935), (790, 25161), (1185, 16774), (2370, 8387)]