64831984

素因数分解:

$2^4\times 7^1\times {\mathrm{578857}}^1$

素因数の和:578872

約数の個数: 20

約数和(自身を含む): 143556784

約数和(自身を除く): 78724800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 578857, 1157714, 2315428, 4051999, 4630856, 8103998, 9261712, 16207996, 32415992, 64831984]

約数ペア:

[(1, 64831984), (2, 32415992), (4, 16207996), (7, 9261712), (8, 8103998), (14, 4630856), (16, 4051999), (28, 2315428), (56, 1157714), (112, 578857)]