51981136

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{33493}}^1$

素因数の和:33598

約数の個数: 20

約数和(自身を含む): 101754772

約数和(自身を除く): 49773636

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 33493, 66986, 133972, 267944, 535888, 3248821, 6497642, 12995284, 25990568, 51981136]

約数ペア:

[(1, 51981136), (2, 25990568), (4, 12995284), (8, 6497642), (16, 3248821), (97, 535888), (194, 267944), (388, 133972), (776, 66986), (1552, 33493)]