20716270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1152

約数の個数: 32

約数和(自身を含む): 39657600

約数和(自身を除く): 18941330

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1019, 1070, 2033, 2038, 4066, 5095, 10165, 10190, 19361, 20330, 38722, 96805, 109033, 193610, 218066, 545165, 1090330, 2071627, 4143254, 10358135, 20716270]

約数ペア:

[(1, 20716270), (2, 10358135), (5, 4143254), (10, 2071627), (19, 1090330), (38, 545165), (95, 218066), (107, 193610), (190, 109033), (214, 96805), (535, 38722), (1019, 20330), (1070, 19361), (2033, 10190), (2038, 10165), (4066, 5095)]