18641495397

素因数分解:

$3^1\times 7^1\times {\mathrm{4219}}^1\times {\mathrm{210403}}^1$

素因数の和:214632

約数の個数: 16

約数和(自身を含む): 28412956160

約数和(自身を除く): 9771460763

約数列:

[1, 3, 7, 21, 4219, 12657, 29533, 88599, 210403, 631209, 1472821, 4418463, 887690257, 2663070771, 6213831799, 18641495397]

約数ペア:

[(1, 18641495397), (3, 6213831799), (7, 2663070771), (21, 887690257), (4219, 4418463), (12657, 1472821), (29533, 631209), (88599, 210403)]