129209936

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{40993}}^1$

素因数の和:41198

約数の個数: 20

約数和(自身を含む): 251621172

約数和(自身を除く): 122411236

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 40993, 81986, 163972, 327944, 655888, 8075621, 16151242, 32302484, 64604968, 129209936]

約数ペア:

[(1, 129209936), (2, 64604968), (4, 32302484), (8, 16151242), (16, 8075621), (197, 655888), (394, 327944), (788, 163972), (1576, 81986), (3152, 40993)]