18600530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 17687470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 719, 995, 1438, 1990, 2587, 3595, 5174, 7190, 9347, 12935, 18694, 25870, 46735, 93470, 143081, 286162, 715405, 1430810, 1860053, 3720106, 9300265, 18600530]

約数ペア:

[(1, 18600530), (2, 9300265), (5, 3720106), (10, 1860053), (13, 1430810), (26, 715405), (65, 286162), (130, 143081), (199, 93470), (398, 46735), (719, 25870), (995, 18694), (1438, 12935), (1990, 9347), (2587, 7190), (3595, 5174)]