20483368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7927}}^1$

素因数の和:7969

約数の個数: 32

約数和(自身を含む): 42811200

約数和(自身を除く): 22327832

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7927, 15854, 31708, 63416, 134759, 150613, 269518, 301226, 539036, 602452, 1078072, 1204904, 2560421, 5120842, 10241684, 20483368]

約数ペア:

[(1, 20483368), (2, 10241684), (4, 5120842), (8, 2560421), (17, 1204904), (19, 1078072), (34, 602452), (38, 539036), (68, 301226), (76, 269518), (136, 150613), (152, 134759), (323, 63416), (646, 31708), (1292, 15854), (2584, 7927)]