20647592

素因数分解:

$2^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1201}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 44425920

約数和(自身を除く): 23778328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 307, 614, 1201, 1228, 2149, 2402, 2456, 4298, 4804, 8407, 8596, 9608, 16814, 17192, 33628, 67256, 368707, 737414, 1474828, 2580949, 2949656, 5161898, 10323796, 20647592]

約数ペア:

[(1, 20647592), (2, 10323796), (4, 5161898), (7, 2949656), (8, 2580949), (14, 1474828), (28, 737414), (56, 368707), (307, 67256), (614, 33628), (1201, 17192), (1228, 16814), (2149, 9608), (2402, 8596), (2456, 8407), (4298, 4804)]