18440792

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{121321}}^1$

素因数の和:121346

約数の個数: 16

約数和(自身を含む): 36396600

約数和(自身を除く): 17955808

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 121321, 242642, 485284, 970568, 2305099, 4610198, 9220396, 18440792]

約数ペア:

[(1, 18440792), (2, 9220396), (4, 4610198), (8, 2305099), (19, 970568), (38, 485284), (76, 242642), (152, 121321)]