19963132

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 41789440

約数和(自身を除く): 21826308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 109, 124, 211, 217, 218, 422, 434, 436, 763, 844, 868, 1477, 1526, 2954, 3052, 3379, 5908, 6541, 6758, 13082, 13516, 22999, 23653, 26164, 45787, 45998, 47306, 91574, 91996, 94612, 160993, 183148, 321986, 643972, 712969, 1425938, 2851876, 4990783, 9981566, 19963132]

約数ペア:

[(1, 19963132), (2, 9981566), (4, 4990783), (7, 2851876), (14, 1425938), (28, 712969), (31, 643972), (62, 321986), (109, 183148), (124, 160993), (211, 94612), (217, 91996), (218, 91574), (422, 47306), (434, 45998), (436, 45787), (763, 26164), (844, 23653), (868, 22999), (1477, 13516), (1526, 13082), (2954, 6758), (3052, 6541), (3379, 5908)]