11987018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 18645504

約数和(自身を除く): 6658486

約数列:

[1, 2, 31, 62, 397, 487, 794, 974, 12307, 15097, 24614, 30194, 193339, 386678, 5993509, 11987018]

約数ペア:

[(1, 11987018), (2, 5993509), (31, 386678), (62, 193339), (397, 30194), (487, 24614), (794, 15097), (974, 12307)]