20161031916

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1\times {\mathrm{11909}}^1$

素因数の和:13974

約数の個数: 48

約数和(自身を含む): 47732993280

約数和(自身を除く): 27571961364

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 1987, 3974, 5961, 7948, 11909, 11922, 23818, 23844, 35727, 47636, 71454, 141077, 142908, 282154, 423231, 564308, 845539, 846462, 1691078, 1692924, 2536617, 3382156, 5073234, 10146468, 23663183, 47326366, 70989549, 94652732, 141979098, 283958196, 1680085993, 3360171986, 5040257979, 6720343972, 10080515958, 20161031916]

約数ペア:

[(1, 20161031916), (2, 10080515958), (3, 6720343972), (4, 5040257979), (6, 3360171986), (12, 1680085993), (71, 283958196), (142, 141979098), (213, 94652732), (284, 70989549), (426, 47326366), (852, 23663183), (1987, 10146468), (3974, 5073234), (5961, 3382156), (7948, 2536617), (11909, 1692924), (11922, 1691078), (23818, 846462), (23844, 845539), (35727, 564308), (47636, 423231), (71454, 282154), (141077, 142908)]