2080512008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2099}}^1\times {\mathrm{6521}}^1$

素因数の和:8645

約数の個数: 32

約数和(自身を含む): 4108860000

約数和(自身を除く): 2028347992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2099, 4198, 6521, 8396, 13042, 16792, 26084, 39881, 52168, 79762, 123899, 159524, 247798, 319048, 495596, 991192, 13687579, 27375158, 54750316, 109500632, 260064001, 520128002, 1040256004, 2080512008]

約数ペア:

[(1, 2080512008), (2, 1040256004), (4, 520128002), (8, 260064001), (19, 109500632), (38, 54750316), (76, 27375158), (152, 13687579), (2099, 991192), (4198, 495596), (6521, 319048), (8396, 247798), (13042, 159524), (16792, 123899), (26084, 79762), (39881, 52168)]