20551374

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16547}}^1$

素因数の和:16581

約数の個数: 32

約数和(自身を含む): 47658240

約数和(自身を除く): 27106866

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16547, 33094, 49641, 99282, 148923, 297846, 380581, 446769, 761162, 893538, 1141743, 2283486, 3425229, 6850458, 10275687, 20551374]

約数ペア:

[(1, 20551374), (2, 10275687), (3, 6850458), (6, 3425229), (9, 2283486), (18, 1141743), (23, 893538), (27, 761162), (46, 446769), (54, 380581), (69, 297846), (138, 148923), (207, 99282), (414, 49641), (621, 33094), (1242, 16547)]