18923786

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22159}}^1$

素因数の和:22229

約数の個数: 16

約数和(自身を含む): 32974080

約数和(自身を除く): 14050294

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22159, 44318, 155113, 310226, 1351699, 2703398, 9461893, 18923786]

約数ペア:

[(1, 18923786), (2, 9461893), (7, 2703398), (14, 1351699), (61, 310226), (122, 155113), (427, 44318), (854, 22159)]