19215854

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22501}}^1$

素因数の和:22571

約数の個数: 16

約数和(自身を含む): 33482976

約数和(自身を除く): 14267122

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22501, 45002, 157507, 315014, 1372561, 2745122, 9607927, 19215854]

約数ペア:

[(1, 19215854), (2, 9607927), (7, 2745122), (14, 1372561), (61, 315014), (122, 157507), (427, 45002), (854, 22501)]