71887888

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{39761}}^1$

素因数の和:39882

約数の個数: 20

約数和(自身を含む): 140518908

約数和(自身を除く): 68631020

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 39761, 79522, 159044, 318088, 636176, 4492993, 8985986, 17971972, 35943944, 71887888]

約数ペア:

[(1, 71887888), (2, 35943944), (4, 17971972), (8, 8985986), (16, 4492993), (113, 636176), (226, 318088), (452, 159044), (904, 79522), (1808, 39761)]