2018581490

素因数分解:

$2^1\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{163979}}^1$

素因数の和:165217

約数の個数: 16

約数和(自身を含む): 3636420480

約数和(自身を除く): 1617838990

約数列:

[1, 2, 5, 10, 1231, 2462, 6155, 12310, 163979, 327958, 819895, 1639790, 201858149, 403716298, 1009290745, 2018581490]

約数ペア:

[(1, 2018581490), (2, 1009290745), (5, 403716298), (10, 201858149), (1231, 1639790), (2462, 819895), (6155, 327958), (12310, 163979)]