393938403838

素因数分解:

$2^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{4317701}}^1$

素因数の和:4317750

約数の個数: 40

約数和(自身を含む): 725632998120

約数和(自身を除く): 331694594282

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 2401, 4802, 6517, 13034, 45619, 91238, 4317701, 8635402, 30223907, 60447814, 82036319, 164072638, 211567349, 423134698, 574254233, 1148508466, 1480971443, 2961942886, 4019779631, 8039559262, 10366800101, 20733600202, 28138457417, 56276914834, 196969201919, 393938403838]

約数ペア:

[(1, 393938403838), (2, 196969201919), (7, 56276914834), (14, 28138457417), (19, 20733600202), (38, 10366800101), (49, 8039559262), (98, 4019779631), (133, 2961942886), (266, 1480971443), (343, 1148508466), (686, 574254233), (931, 423134698), (1862, 211567349), (2401, 164072638), (4802, 82036319), (6517, 60447814), (13034, 30223907), (45619, 8635402), (91238, 4317701)]