19492936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 38700000

約数和(自身を除く): 19207064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 257, 499, 514, 998, 1028, 1996, 2056, 3992, 4883, 9481, 9766, 18962, 19532, 37924, 39064, 75848, 128243, 256486, 512972, 1025944, 2436617, 4873234, 9746468, 19492936]

約数ペア:

[(1, 19492936), (2, 9746468), (4, 4873234), (8, 2436617), (19, 1025944), (38, 512972), (76, 256486), (152, 128243), (257, 75848), (499, 39064), (514, 37924), (998, 19532), (1028, 18962), (1996, 9766), (2056, 9481), (3992, 4883)]