30691688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{201919}}^1$

素因数の和:201944

約数の個数: 16

約数和(自身を含む): 60576000

約数和(自身を除く): 29884312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 201919, 403838, 807676, 1615352, 3836461, 7672922, 15345844, 30691688]

約数ペア:

[(1, 30691688), (2, 15345844), (4, 7672922), (8, 3836461), (19, 1615352), (38, 807676), (76, 403838), (152, 201919)]