19081647

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 30645888

約数和(自身を除く): 11564241

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5261, 15783, 47349, 68393, 163091, 205179, 489273, 615537, 1467819, 2120183, 6360549, 19081647]

約数ペア:

[(1, 19081647), (3, 6360549), (9, 2120183), (13, 1467819), (31, 615537), (39, 489273), (93, 205179), (117, 163091), (279, 68393), (403, 47349), (1209, 15783), (3627, 5261)]