139451888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{281153}}^1$

素因数の和:281192

約数の個数: 20

約数和(自身を含む): 278904768

約数和(自身を除く): 139452880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 281153, 562306, 1124612, 2249224, 4498448, 8715743, 17431486, 34862972, 69725944, 139451888]

約数ペア:

[(1, 139451888), (2, 69725944), (4, 34862972), (8, 17431486), (16, 8715743), (31, 4498448), (62, 2249224), (124, 1124612), (248, 562306), (496, 281153)]