13019750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2741}}^1$

素因数の和:2777

約数の個数: 32

約数和(自身を含む): 25665120

約数和(自身を除く): 12645370

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 2741, 4750, 5482, 13705, 27410, 52079, 68525, 104158, 137050, 260395, 342625, 520790, 685250, 1301975, 2603950, 6509875, 13019750]

約数ペア:

[(1, 13019750), (2, 6509875), (5, 2603950), (10, 1301975), (19, 685250), (25, 520790), (38, 342625), (50, 260395), (95, 137050), (125, 104158), (190, 68525), (250, 52079), (475, 27410), (950, 13705), (2375, 5482), (2741, 4750)]