18873213

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19477}}^1$

素因数の和:19516

約数の個数: 16

約数和(自身を含む): 28048320

約数和(自身を除く): 9175107

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 19477, 58431, 331109, 370063, 993327, 1110189, 6291071, 18873213]

約数ペア:

[(1, 18873213), (3, 6291071), (17, 1110189), (19, 993327), (51, 370063), (57, 331109), (323, 58431), (969, 19477)]