19770426

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28163}}^1$

素因数の和:28187

約数の個数: 32

約数和(自身を含む): 47315520

約数和(自身を除く): 27545094

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28163, 56326, 84489, 168978, 253467, 366119, 506934, 732238, 760401, 1098357, 1520802, 2196714, 3295071, 6590142, 9885213, 19770426]

約数ペア:

[(1, 19770426), (2, 9885213), (3, 6590142), (6, 3295071), (9, 2196714), (13, 1520802), (18, 1098357), (26, 760401), (27, 732238), (39, 506934), (54, 366119), (78, 253467), (117, 168978), (234, 84489), (351, 56326), (702, 28163)]