20176959663

素因数分解:

$3^2\times 7^2\times {\mathrm{1193}}^1\times {\mathrm{38351}}^1$

素因数の和:39564

約数の個数: 36

約数和(自身を含む): 33932085408

約数和(自身を除く): 13755125745

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1193, 3579, 8351, 10737, 25053, 38351, 58457, 75159, 115053, 175371, 268457, 345159, 526113, 805371, 1879199, 2416113, 5637597, 16912791, 45752743, 137258229, 320269201, 411774687, 960807603, 2241884407, 2882422809, 6725653221, 20176959663]

約数ペア:

[(1, 20176959663), (3, 6725653221), (7, 2882422809), (9, 2241884407), (21, 960807603), (49, 411774687), (63, 320269201), (147, 137258229), (441, 45752743), (1193, 16912791), (3579, 5637597), (8351, 2416113), (10737, 1879199), (25053, 805371), (38351, 526113), (58457, 345159), (75159, 268457), (115053, 175371)]