2019913030

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{320113}}^1$

素因数の和:320751

約数の個数: 16

約数和(自身を含む): 3641616864

約数和(自身を除く): 1621703834

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 320113, 640226, 1600565, 3201130, 201991303, 403982606, 1009956515, 2019913030]

約数ペア:

[(1, 2019913030), (2, 1009956515), (5, 403982606), (10, 201991303), (631, 3201130), (1262, 1600565), (3155, 640226), (6310, 320113)]