138395408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{279023}}^1$

素因数の和:279062

約数の個数: 20

約数和(自身を含む): 276791808

約数和(自身を除く): 138396400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 279023, 558046, 1116092, 2232184, 4464368, 8649713, 17299426, 34598852, 69197704, 138395408]

約数ペア:

[(1, 138395408), (2, 69197704), (4, 34598852), (8, 17299426), (16, 8649713), (31, 4464368), (62, 2232184), (124, 1116092), (248, 558046), (496, 279023)]