18738052240

素因数分解:

$2^4\times 5^1\times {\mathrm{234225653}}^1$

素因数の和:234225666

約数の個数: 20

約数和(自身を含む): 43565971644

約数和(自身を除く): 24827919404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 234225653, 468451306, 936902612, 1171128265, 1873805224, 2342256530, 3747610448, 4684513060, 9369026120, 18738052240]

約数ペア:

[(1, 18738052240), (2, 9369026120), (4, 4684513060), (5, 3747610448), (8, 2342256530), (10, 1873805224), (16, 1171128265), (20, 936902612), (40, 468451306), (80, 234225653)]