201968860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{531497}}^1$

素因数の和:531525

約数の個数: 24

約数和(自身を含む): 446458320

約数和(自身を除く): 244489460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 531497, 1062994, 2125988, 2657485, 5314970, 10098443, 10629940, 20196886, 40393772, 50492215, 100984430, 201968860]

約数ペア:

[(1, 201968860), (2, 100984430), (4, 50492215), (5, 40393772), (10, 20196886), (19, 10629940), (20, 10098443), (38, 5314970), (76, 2657485), (95, 2125988), (190, 1062994), (380, 531497)]