128230468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{16381}}^1$

素因数の和:16507

約数の個数: 24

約数和(自身を含む): 238521920

約数和(自身を除く): 110291452

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828, 16381, 32762, 65524, 311239, 622478, 1244956, 1687243, 3374486, 6748972, 32057617, 64115234, 128230468]

約数ペア:

[(1, 128230468), (2, 64115234), (4, 32057617), (19, 6748972), (38, 3374486), (76, 1687243), (103, 1244956), (206, 622478), (412, 311239), (1957, 65524), (3914, 32762), (7828, 16381)]