2116721258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{89989}}^1$

素因数の和:90629

約数の個数: 16

約数和(自身を含む): 3347628000

約数和(自身を除く): 1230906742

約数列:

[1, 2, 19, 38, 619, 1238, 11761, 23522, 89989, 179978, 1709791, 3419582, 55703191, 111406382, 1058360629, 2116721258]

約数ペア:

[(1, 2116721258), (2, 1058360629), (19, 111406382), (38, 55703191), (619, 3419582), (1238, 1709791), (11761, 179978), (23522, 89989)]