19782458

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 33488640

約数和(自身を除く): 13706182

約数列:

[1, 2, 17, 19, 34, 38, 113, 226, 271, 323, 542, 646, 1921, 2147, 3842, 4294, 4607, 5149, 9214, 10298, 30623, 36499, 61246, 72998, 87533, 175066, 520591, 581837, 1041182, 1163674, 9891229, 19782458]

約数ペア:

[(1, 19782458), (2, 9891229), (17, 1163674), (19, 1041182), (34, 581837), (38, 520591), (113, 175066), (226, 87533), (271, 72998), (323, 61246), (542, 36499), (646, 30623), (1921, 10298), (2147, 9214), (3842, 5149), (4294, 4607)]