728156038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1\times {\mathrm{10723}}^1$

素因数の和:12531

約数の個数: 16

約数和(自身を含む): 1150470720

約数和(自身を除く): 422314682

約数列:

[1, 2, 19, 38, 1787, 3574, 10723, 21446, 33953, 67906, 203737, 407474, 19162001, 38324002, 364078019, 728156038]

約数ペア:

[(1, 728156038), (2, 364078019), (19, 38324002), (38, 19162001), (1787, 407474), (3574, 203737), (10723, 67906), (21446, 33953)]