2018147719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{659741}}^1$

素因数の和:659790

約数の個数: 16

約数和(自身を含む): 2533409280

約数和(自身を除く): 515261561

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 659741, 4618187, 12535079, 15174043, 87745553, 106218301, 288306817, 2018147719]

約数ペア:

[(1, 2018147719), (7, 288306817), (19, 106218301), (23, 87745553), (133, 15174043), (161, 12535079), (437, 4618187), (3059, 659741)]