19729779512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{129801181}}^1$

素因数の和:129801206

約数の個数: 16

約数和(自身を含む): 38940354600

約数和(自身を除く): 19210575088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 129801181, 259602362, 519204724, 1038409448, 2466222439, 4932444878, 9864889756, 19729779512]

約数ペア:

[(1, 19729779512), (2, 9864889756), (4, 4932444878), (8, 2466222439), (19, 1038409448), (38, 519204724), (76, 259602362), (152, 129801181)]