19927684

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3373}}^1$

素因数の和:3595

約数の個数: 24

約数和(自身を含む): 40056128

約数和(自身を除く): 20128444

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 3373, 5908, 6746, 13492, 23611, 47222, 94444, 711703, 1423406, 2846812, 4981921, 9963842, 19927684]

約数ペア:

[(1, 19927684), (2, 9963842), (4, 4981921), (7, 2846812), (14, 1423406), (28, 711703), (211, 94444), (422, 47222), (844, 23611), (1477, 13492), (2954, 6746), (3373, 5908)]