1811528030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{7013}}^1$

素因数の和:9020

約数の個数: 32

約数和(自身を含む): 3513845664

約数和(自身を除く): 1702317634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1987, 3974, 7013, 9935, 14026, 19870, 25831, 35065, 51662, 70130, 91169, 129155, 182338, 258310, 455845, 911690, 13934831, 27869662, 69674155, 139348310, 181152803, 362305606, 905764015, 1811528030]

約数ペア:

[(1, 1811528030), (2, 905764015), (5, 362305606), (10, 181152803), (13, 139348310), (26, 69674155), (65, 27869662), (130, 13934831), (1987, 911690), (3974, 455845), (7013, 258310), (9935, 182338), (14026, 129155), (19870, 91169), (25831, 70130), (35065, 51662)]