20618038

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47507}}^1$

素因数の和:47547

約数の個数: 16

約数和(自身を含む): 36486144

約数和(自身を除く): 15868106

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47507, 95014, 332549, 665098, 1472717, 2945434, 10309019, 20618038]

約数ペア:

[(1, 20618038), (2, 10309019), (7, 2945434), (14, 1472717), (31, 665098), (62, 332549), (217, 95014), (434, 47507)]