64457432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19993}}^1$

素因数の和:20043

約数の個数: 32

約数和(自身を含む): 134359680

約数和(自身を除く): 69902248

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 19993, 39986, 79972, 159944, 259909, 519818, 619783, 1039636, 1239566, 2079272, 2479132, 4958264, 8057179, 16114358, 32228716, 64457432]

約数ペア:

[(1, 64457432), (2, 32228716), (4, 16114358), (8, 8057179), (13, 4958264), (26, 2479132), (31, 2079272), (52, 1239566), (62, 1039636), (104, 619783), (124, 519818), (248, 259909), (403, 159944), (806, 79972), (1612, 39986), (3224, 19993)]