869185904

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{390821}}^1$

素因数の和:390968

約数の個数: 20

約数和(自身を含む): 1696167480

約数和(自身を除く): 826981576

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 390821, 781642, 1563284, 3126568, 6253136, 54324119, 108648238, 217296476, 434592952, 869185904]

約数ペア:

[(1, 869185904), (2, 434592952), (4, 217296476), (8, 108648238), (16, 54324119), (139, 6253136), (278, 3126568), (556, 1563284), (1112, 781642), (2224, 390821)]