19785934

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 36241920

約数和(自身を除く): 16455986

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1429, 1978, 2858, 6923, 10003, 13846, 20006, 32867, 61447, 65734, 122894, 230069, 430129, 460138, 860258, 1413281, 2826562, 9892967, 19785934]

約数ペア:

[(1, 19785934), (2, 9892967), (7, 2826562), (14, 1413281), (23, 860258), (43, 460138), (46, 430129), (86, 230069), (161, 122894), (301, 65734), (322, 61447), (602, 32867), (989, 20006), (1429, 13846), (1978, 10003), (2858, 6923)]