20163323414

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{43}}^1\times {\mathrm{8209}}^1$

素因数の和:8306

約数の個数: 40

約数和(自身を含む): 33531380520

約数和(自身を除く): 13368057106

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 2197, 4394, 7267, 8209, 14534, 16418, 28561, 57122, 94471, 106717, 188942, 213434, 352987, 705974, 1228123, 1387321, 2456246, 2774642, 4588831, 9177662, 18035173, 36070346, 59654803, 119309606, 234457249, 468914498, 775512439, 1551024878, 10081661707, 20163323414]

約数ペア:

[(1, 20163323414), (2, 10081661707), (13, 1551024878), (26, 775512439), (43, 468914498), (86, 234457249), (169, 119309606), (338, 59654803), (559, 36070346), (1118, 18035173), (2197, 9177662), (4394, 4588831), (7267, 2774642), (8209, 2456246), (14534, 1387321), (16418, 1228123), (28561, 705974), (57122, 352987), (94471, 213434), (106717, 188942)]