39680018

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149173}}^1$

素因数の和:149201

約数の個数: 16

約数和(自身を含む): 71603520

約数和(自身を除く): 31923502

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 149173, 298346, 1044211, 2088422, 2834287, 5668574, 19840009, 39680018]

約数ペア:

[(1, 39680018), (2, 19840009), (7, 5668574), (14, 2834287), (19, 2088422), (38, 1044211), (133, 298346), (266, 149173)]