2018120990

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{319829}}^1$

素因数の和:320467

約数の個数: 16

約数和(自身を含む): 3638386080

約数和(自身を除く): 1620265090

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 319829, 639658, 1599145, 3198290, 201812099, 403624198, 1009060495, 2018120990]

約数ペア:

[(1, 2018120990), (2, 1009060495), (5, 403624198), (10, 201812099), (631, 3198290), (1262, 1599145), (3155, 639658), (6310, 319829)]