18865658

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 15728902

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 574, 943, 1429, 1886, 2858, 6601, 10003, 13202, 20006, 32867, 58589, 65734, 117178, 230069, 410123, 460138, 820246, 1347547, 2695094, 9432829, 18865658]

約数ペア:

[(1, 18865658), (2, 9432829), (7, 2695094), (14, 1347547), (23, 820246), (41, 460138), (46, 410123), (82, 230069), (161, 117178), (287, 65734), (322, 58589), (574, 32867), (943, 20006), (1429, 13202), (1886, 10003), (2858, 6601)]