20353758

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1777}}^1$

素因数の和:1888

約数の個数: 32

約数和(自身を含む): 43013376

約数和(自身を除く): 22659618

約数列:

[1, 2, 3, 6, 23, 46, 69, 83, 138, 166, 249, 498, 1777, 1909, 3554, 3818, 5331, 5727, 10662, 11454, 40871, 81742, 122613, 147491, 245226, 294982, 442473, 884946, 3392293, 6784586, 10176879, 20353758]

約数ペア:

[(1, 20353758), (2, 10176879), (3, 6784586), (6, 3392293), (23, 884946), (46, 442473), (69, 294982), (83, 245226), (138, 147491), (166, 122613), (249, 81742), (498, 40871), (1777, 11454), (1909, 10662), (3554, 5727), (3818, 5331)]