20039601921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1049}}^1\times {\mathrm{4513}}^1$

素因数の和:5665

約数の個数: 32

約数和(自身を含む): 28665705600

約数和(自身を除く): 8626103679

約数列:

[1, 3, 17, 51, 83, 249, 1049, 1411, 3147, 4233, 4513, 13539, 17833, 53499, 76721, 87067, 230163, 261201, 374579, 1123737, 1480139, 4440417, 4734137, 6367843, 14202411, 19103529, 80480329, 241440987, 392933371, 1178800113, 6679867307, 20039601921]

約数ペア:

[(1, 20039601921), (3, 6679867307), (17, 1178800113), (51, 392933371), (83, 241440987), (249, 80480329), (1049, 19103529), (1411, 14202411), (3147, 6367843), (4233, 4734137), (4513, 4440417), (13539, 1480139), (17833, 1123737), (53499, 374579), (76721, 261201), (87067, 230163)]