2019900488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{32491}}^1$

素因数の和:32925

約数の個数: 32

約数和(自身を含む): 3996516000

約数和(自身を除く): 1976615512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 409, 818, 1636, 3272, 7771, 15542, 31084, 32491, 62168, 64982, 129964, 259928, 617329, 1234658, 2469316, 4938632, 13288819, 26577638, 53155276, 106310552, 252487561, 504975122, 1009950244, 2019900488]

約数ペア:

[(1, 2019900488), (2, 1009950244), (4, 504975122), (8, 252487561), (19, 106310552), (38, 53155276), (76, 26577638), (152, 13288819), (409, 4938632), (818, 2469316), (1636, 1234658), (3272, 617329), (7771, 259928), (15542, 129964), (31084, 64982), (32491, 62168)]