18872966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70951}}^1$

素因数の和:70979

約数の個数: 16

約数和(自身を含む): 34056960

約数和(自身を除く): 15183994

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 70951, 141902, 496657, 993314, 1348069, 2696138, 9436483, 18872966]

約数ペア:

[(1, 18872966), (2, 9436483), (7, 2696138), (14, 1348069), (19, 993314), (38, 496657), (133, 141902), (266, 70951)]