20178262136

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{773}}^1\times {\mathrm{39313}}^1$

素因数の和:40175

約数の個数: 32

約数和(自身を含む): 38340585360

約数和(自身を除く): 18162323224

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 773, 1546, 3092, 6184, 39313, 64159, 78626, 128318, 157252, 256636, 314504, 513272, 3262979, 6525958, 13051916, 26103832, 30388949, 60777898, 121555796, 243111592, 2522282767, 5044565534, 10089131068, 20178262136]

約数ペア:

[(1, 20178262136), (2, 10089131068), (4, 5044565534), (8, 2522282767), (83, 243111592), (166, 121555796), (332, 60777898), (664, 30388949), (773, 26103832), (1546, 13051916), (3092, 6525958), (6184, 3262979), (39313, 513272), (64159, 314504), (78626, 256636), (128318, 157252)]