18628883

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4993}}^1$

素因数の和:5054

約数の個数: 16

約数和(自身を含む): 23491776

約数和(自身を除く): 4862893

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 4993, 34951, 64909, 204713, 454363, 1432991, 2661269, 18628883]

約数ペア:

[(1, 18628883), (7, 2661269), (13, 1432991), (41, 454363), (91, 204713), (287, 64909), (533, 34951), (3731, 4993)]