201951990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2243911}}^1$

素因数の和:2243924

約数の個数: 24

約数和(自身を含む): 525075408

約数和(自身を除く): 323123418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2243911, 4487822, 6731733, 11219555, 13463466, 20195199, 22439110, 33658665, 40390398, 67317330, 100975995, 201951990]

約数ペア:

[(1, 201951990), (2, 100975995), (3, 67317330), (5, 40390398), (6, 33658665), (9, 22439110), (10, 20195199), (15, 13463466), (18, 11219555), (30, 6731733), (45, 4487822), (90, 2243911)]